Fix doxygen

Fix doxygen

/**
 * @title Glofile
 * @author Jonathan Brown <jbrown@bluedroplet.com>
 */
contract Glofile {

  enum GlofileType { Anon, Person, Project, Organization, Proxy, Parody, Bot }
  enum SafetyLevel { Safe, NSFW, NSFL }

  struct Glofile {
    bool dontIndex;
    GlofileType glofileType;
    SafetyLevel safetyLevel;
    uint16 publicKeyCount;
    bytes uris;
    string fullName;
    string location;
    bytes3[] foregroundColors;
    bytes3[] backgroundColors;
    bytes3[] bioLangs;
    bytes[] avatars;
    bytes[] coverImages;
    bytes[] backgroundImages;
    string[] topics;
    string[] parents;
    string[] children;
    mapping (bytes3 => bytes) bioTranslations;
  }

  mapping (address => Glofile) glofiles;

  event Update(address indexed account);
  event Delete(address indexed account);
  event PublicKeyAdd(address indexed account, uint indexed i, bytes publicKey);
  event PublicKeyDelete(address indexed account, uint indexed i);

  /**
   * @notice Set your Glofile don't index flag to `dontIndex`
   * @dev Sets the "don't index" flag. Glofiles with this flag set should only be accessible directly and not be discoverable via search.
   * @param dontIndex flag to indicate that this Glofile should not be indexed
   */
  function setDontIndex(bool dontIndex) {
    glofiles[msg.sender].dontIndex = dontIndex;
    Update(msg.sender);
  }

  /**
   * @notice Set your Glofile type to `glofileType`
   * @dev Sets the Glofile type.
   * @param glofileType Glofile type
   */
  function setGlofileType(GlofileType glofileType) {
    glofiles[msg.sender].glofileType = glofileType;
    Update(msg.sender);
  }

  /**
   * @notice Set your Glofile safety level to `safetyLevel`
   * @dev Sets the safety level. The account may publish content that is less safe than this, so long as it is flagged as such.
   * @param safetyLevel safety level
   */
  function setSafetyLevel(SafetyLevel safetyLevel) {
    glofiles[msg.sender].safetyLevel = safetyLevel;
    Update(msg.sender);
  }

  /**
   * @notice Set your Glofile full name to `fullName`
   * @dev Sets the full name.
   * @param fullName UTF-8 string of full name - max length 128 chars
   */
  function setFullName(string fullName) {
    glofiles[msg.sender].fullName = fullName;
    Update(msg.sender);
  }

  /**
   * @notice Set your Glofile location
   * @dev Sets the location. A dedicated contract could be used for more sophisticated location functionality.
   * @param location UTF-8 string of location - max string length 128 chars
   */
  function setLocation(string location) {
    glofiles[msg.sender].location = location;
    Update(msg.sender);
  }

  /**
   * @notice Set your Glofile foreground colors
   * @dev Sets all the foreground colors.
   * @param colors array of RGB triplets
   */
  function setForegroundColors(bytes3[] colors) {
    glofiles[msg.sender].foregroundColors = colors;
    Update(msg.sender);
  }

  /**
   * @notice Set your Glofile background colors
   * @dev Sets all the background colors.
   * @param colors array of RGB triplets
   */
  function setBackgroundColors(bytes3[] colors) {
    glofiles[msg.sender].backgroundColors = colors;
    Update(msg.sender);
  }

  /**
   * @notice Get Glofile basic info
   * @dev Gets all the info that can be retreived in a single call.
   * @param account Glofile to access
   * @return dontIndex flag to indicate that this Glofile should not be indexed
   * @return glofileType Glofile type
   * @return safetyLevel safety level
   * @return fullName UTF-8 string of full name
   * @return location UTF-8 string of location
   * @return foregroundColors array of RGB triplets of foreground colors
   * @return backgroundColors array of RGB triplets of background colors
   */
  function getBasicInfo(address account) constant returns (bool dontIndex, GlofileType glofileType, SafetyLevel safetyLevel, string fullName, string location, bytes3[] foregroundColors, bytes3[] backgroundColors) {
    Glofile glofile = glofiles[account];
    dontIndex = glofile.dontIndex;
    glofileType = glofile.glofileType;
    safetyLevel = glofile.safetyLevel;
    fullName = glofile.fullName;
    location = glofile.location;
    foregroundColors = glofile.foregroundColors;
    backgroundColors = glofile.backgroundColors;
  }

  /**
   * @notice Set your Glofile bio with langauge code `lang`
   * @dev Sets the bio in a specific language.
   * @param lang 3 letter ISO 639-3 language code
   * @param translation UTF-8 Markdown of bio compressed with DEFLATE - max Markdown length 256 chars
   */
  function setBio(bytes3 lang, bytes translation) {
    Glofile glofile = glofiles[msg.sender];
    // Check if we already have the language code.
    for (uint i = 0; i < glofile.bioLangs.length; i++) {
      if (glofile.bioLangs[i] == lang) {
        break;
      }
    }
    if (i == glofile.bioLangs.length) {
      // We didn't find it. Try to find a free slot.
      for (i = 0; i < glofile.bioLangs.length; i++) {
        if (glofile.bioLangs[i] == 0) {
          break;
        }
      }
      if (i == glofile.bioLangs.length) {
        // We didn't find a free slot. Make the array bigger.
        glofile.bioLangs.length++;
      }
      glofile.bioLangs[i] = lang;
    }
    // Set translation.
    glofile.bioTranslations[lang] = translation;
    Update(msg.sender);
  }

  /**
   * @notice Delete your Glofile bio with language code `lang`
   * @dev Deletes a bio translation.
   * @param lang 3 letter ISO 639-3 language code
   */
  function deleteBio(bytes3 lang) {
    Glofile glofile = glofiles[msg.sender];
    for (uint i = 0; i < glofile.bioLangs.length; i++) {
      if (glofile.bioLangs[i] == lang) {
        delete glofile.bioLangs[i];
        break;
      }
    }
    // Delete the actual mapping in case a client accesses without checking
    // language key.
    delete glofile.bioTranslations[lang];
    Update(msg.sender);
  }

  /**
   * @notice Delete all of your Glofile bio translations
   * @dev Deletes all of the bio translations.
   */
  function deleteAllBioTranslations() {
    Glofile glofile = glofiles[msg.sender];
    // Delete the actual mappings in case a client accesses without checking
    // language key.
    for (uint i = 0; i < glofile.bioLangs.length; i++) {
      delete glofile.bioTranslations[glofile.bioLangs[i]];
    }
    delete glofile.bioLangs;
    Update(msg.sender);
  }

  /**
   * @notice Get the list of language code a Glofile bio is available in
   * @dev Gets the list of language codes the bio is available in.
   * @param account Glofile to access
   * @return array of 3 letter ISO 639-3 language codes
   */
  function getBioLangCodes(address account) constant returns (bytes3[]) {
    return glofiles[account].bioLangs;
  }

  /**
   * @notice Get the Glofile bio with language code `lang`
   * @dev Gets the bio in a specific language.
   * @param account Glofile to access
   * @param lang 3 letter ISO 639-3 language code
   * @return UTF-8 Markdown of bio compressed with DEFLATE
   */
  function getBioTranslation(address account, bytes3 lang) constant returns (bytes) {
    return glofiles[account].bioTranslations[lang];
  }

  /**
   * @notice Set your Glofile avatar with index `i` to `ipfsHash`
   * @dev Sets the avatar with a specific index to an IPFS hash.
   * @param i index of avatar to set
   * @param ipfsHash binary IPFS hash of image
   */
  function setAvatar(uint i, bytes ipfsHash) {
    bytes[] avatars = glofiles[msg.sender].avatars;
    // Make sure the array is long enough.
    if (avatars.length <= i) {
      avatars.length = i + 1;
    }
    avatars[i] = ipfsHash;
    Update(msg.sender);
  }

  /**
   * @notice Delete your Glofile avatar with index `i`
   * @dev Deletes an avatar with a specific index.
   * @param i index of avatar to delete
   */
  function deleteAvatar(uint i) {
    delete glofiles[msg.sender].avatars[i];
    Update(msg.sender);
  }

  /**
   * @notice Delete all your Glofile avatars
   * @dev Deletes all avatars from the Glofile.
   */
  function deleteAllAvatars() {
    delete glofiles[msg.sender].avatars;
    Update(msg.sender);
  }

  /**
   * @notice Get the number of Glofile avatars
   * @dev Gets the number of avatars.
   * @param account Glofile to access
   * @return number of avatars
   */
  function getAvatarCount(address account) constant returns (uint) {
    return glofiles[account].avatars.length;
  }

  /**
   * @notice Get the Glofile avatar with index `i`
   * @dev Gets the avatar with a specific index.
   * @param account Glofile to access
   * @param i index of avatar to get
   * @return binary IPFS hash of image
   */
  function getAvatar(address account, uint i) constant returns (bytes) {
    return glofiles[account].avatars[i];
  }

  /**
   * @notice Set your Glofile cover image with index `i` to `ipfsHash`
   * @dev Sets the cover image with a specific index to an IPFS hash.
   * @param i index of cover image to set
   * @param ipfsHash binary IPFS hash of image
   */
  function setCoverImage(uint i, bytes ipfsHash) {
    bytes[] coverImages = glofiles[msg.sender].coverImages;
    // Make sure the array is long enough.
    if (coverImages.length <= i) {
      coverImages.length = i + 1;
    }
    coverImages[i] = ipfsHash;
    Update(msg.sender);
  }

  /**
   * @notice Delete your Glofile cover image with index `i`
   * @dev Deletes the cover image with a specific index.
   * @param i index of cover image to delete
   */
  function deleteCoverImage(uint i) {
    delete glofiles[msg.sender].coverImages[i];
    Update(msg.sender);
  }

  /**
   * @notice Delete all your Glofile cover images
   * @dev Deletes all cover images from the Glofile.
   */
  function deleteAllCoverImages() {
    delete glofiles[msg.sender].coverImages;
    Update(msg.sender);
  }

  /**
   * @notice Get the number of Glofile cover images
   * @dev Gets the number of cover images.
   * @param account Glofile to access
   * @return number of cover images
   */
  function getCoverImageCount(address account) constant returns (uint) {
    return glofiles[account].coverImages.length;
  }

  /**
   * @notice Get the Glofile cover image with index `i`
   * @dev Gets the cover image with a specific index.
   * @param account Glofile to access
   * @param i index of cover image to get
   * @return binary IPFS hash of image
   */
  function getCoverImage(address account, uint i) constant returns (bytes) {
    return glofiles[account].coverImages[i];
  }

  /**
   * @notice Set your Glofile background image with index `i` to `ipfsHash`
   * @dev Sets the background image with a specific index to an IPFS hash.
   * @param i index of background image to set
   * @param ipfsHash binary IPFS hash of image
   */
  function setBackgroundImage(uint i, bytes ipfsHash) {
    bytes[] backgroundImages = glofiles[msg.sender].backgroundImages;
    // Make sure the array is long enough.
    if (backgroundImages.length <= i) {
      backgroundImages.length = i + 1;
    }
    backgroundImages[i] = ipfsHash;
    Update(msg.sender);
  }

  /**
   * @notice Delete your Glofile background image with index `i`
   * @dev Deletes the background image with a specific index.
   * @param i index of background image to delete
   */
  function deleteBackgroundImage(uint i) {
    delete glofiles[msg.sender].backgroundImages[i];
    Update(msg.sender);
  }

  /**
   * @notice Delete all your Glofile background images
   * @dev Deletes all the background images.
   */
  function deleteAllBackgroundImages() {
    delete glofiles[msg.sender].backgroundImages;
    Update(msg.sender);
  }

  /**
   * @notice Get the number of Glofile background images
   * @dev Gets the number of background images.
   * @param account Glofile to access
   * @return number of background images
   */
  function getBackgroundImageCount(address account) constant returns (uint) {
    return glofiles[account].backgroundImages.length;
  }

  /**
   * @notice Get the Glofile background image with index `i`
   * @dev Gets the background image with a specific index.
   * @param i index of cover image to get
   * @param account Glofile to access
   * @return binary IPFS hash of image
   */
  function getBackgroundImage(address account, uint i) constant returns (bytes) {
    return glofiles[account].backgroundImages[i];
  }

  /**
   * @notice Set your Glofile topic with index `i` to `topic`
   * @dev Sets the topic with a specific index.
   * @param i index of topic to set
   * @param topic UTF-8 string of topic (no whitespace)
   */
  function setTopic(uint i, string topic) {
    string[] topics = glofiles[msg.sender].topics;
    // Make sure the array is long enough.
    if (topics.length <= i) {
      topics.length = i + 1;
    }
    topics[i] = topic;
    Update(msg.sender);
  }

  /**
   * @notice Delete your Glofile topic with index `i`
   * @dev Deletes an topic with a specific index.
   * @param i index of topic to delete
   */
  function deleteTopic(uint i) {
    delete glofiles[msg.sender].topics[i];
    Update(msg.sender);
  }

  /**
   * @notice Delete all your Glofile topics
   * @dev Deletes all topics from the Glofile.
   */
  function deleteAllTopics() {
    delete glofiles[msg.sender].topics;
    Update(msg.sender);
  }

  /**
   * @notice Get the number of Glofile topics
   * @dev Gets the number of topics.
   * @param account Glofile to access
   * @return number of topics
   */
  function getTopicCount(address account) constant returns (uint) {
    return glofiles[account].topics.length;
  }

  /**
   * @notice Get the Glofile topic with index `i`
   * @dev Gets the topic with a specific index.
   * @param account Glofile to access
   * @param i index of topic to get
   * @return UTF-8 string of topic
   */
  function getTopic(address account, uint i) constant returns (string) {
    return glofiles[account].topics[i];
  }

  /**
   * @notice Set your Glofile parent with index `i` to `parent`
   * @dev Sets the parent with a specific index.
   * @param i index of parent to set
   * @param parent UTF-8 string of parent
   */
  function setParent(uint i, string parent) {
    string[] parents = glofiles[msg.sender].parents;
    // Make sure the array is long enough.
    if (parents.length <= i) {
      parents.length = i + 1;
    }
    parents[i] = parent;
    Update(msg.sender);
  }

  /**
   * @notice Delete your Glofile parent with index `i`
   * @dev Deletes an parent with a specific index.
   * @param i index of parent to delete
   */
  function deleteParent(uint i) {
    delete glofiles[msg.sender].parents[i];
    Update(msg.sender);
  }

  /**
   * @notice Delete all your Glofile parents
   * @dev Deletes all parents from the Glofile.
   */
  function deleteAllParents() {
    delete glofiles[msg.sender].parents;
    Update(msg.sender);
  }

  /**
   * @notice Get the number of Glofile parents
   * @dev Gets the number of parents.
   * @param account Glofile to access
   * @return number of parents
   */
  function getParentCount(address account) constant returns (uint) {
    return glofiles[account].parents.length;
  }

  /**
   * @notice Get the Glofile parent with index `i`
   * @dev Gets the parent with a specific index.
   * @param account Glofile to access
   * @param i index of parent to get
   * @return UTF-8 string of parent
   */
  function getParent(address account, uint i) constant returns (string) {
    return glofiles[account].parents[i];
  }

  /**
   * @notice Set your Glofile child with index `i` to `child`
   * @dev Sets the child with a specific index.
   * @param i index of child to set
   * @param child UTF-8 string of child
   */
  function setChild(uint i, string child) {
    string[] children = glofiles[msg.sender].children;
    // Make sure the array is long enough.
    if (children.length <= i) {
      children.length = i + 1;
    }
    children[i] = child;
    Update(msg.sender);
  }

  /**
   * @notice Delete your Glofile child with index `i`
   * @dev Deletes an child with a specific index.
   * @param i index of child to delete
   */
  function deleteChild(uint i) {
    delete glofiles[msg.sender].children[i];
    Update(msg.sender);
  }

  /**
   * @notice Delete all your Glofile children
   * @dev Deletes all children from the Glofile.
   */
  function deleteAllChildren() {
    delete glofiles[msg.sender].children;
    Update(msg.sender);
  }

  /**
   * @notice Get the number of Glofile children
   * @dev Gets the number of children.
   * @param account Glofile to access
   * @return number of children
   */
  function getChildCount(address account) constant returns (uint) {
    return glofiles[account].children.length;
  }

  /**
   * @notice Get the Glofile child with index `i`
   * @dev Gets the child with a specific index.
   * @param account Glofile to access
   * @param i index of child to get
   * @return UTF-8 string of child
   */
  function getChild(address account, uint i) constant returns (string) {
    return glofiles[account].children[i];
  }

  /**
   * @notice Add a public key to your Glofile
   * @dev Adds a public key.
   * @param publicKey UTF-8 public key compressed with DEFLATE
   */
  function addPublicKey(bytes publicKey) {
    uint i = glofiles[msg.sender].publicKeyCount++;
    PublicKeyAdd(msg.sender, i, publicKey);
  }

  /**
   * @notice Delete the public key with index `i` from your Glofile
   * @dev Deletes the public key with a specific index.
   * @param i index of public key to delete
   */
  function deletePublicKey(uint i) {
    PublicKeyDelete(msg.sender, i);
  }

  /**
   * @notice Copy entire Glofile from `source`
   * @dev Copies the Glofile from another account to this one.
   * @param source account of Glofile to copy from
   * TODO: check this works
   */
  function copyEntireGlofile(address source) {
    glofiles[msg.sender] = glofiles[source];
    Update(msg.sender);
  }

  /**
   * @notice Delete your entire Glofile
   * @dev Deletes the Glofile completely.
   * TODO: make sure this deletes everything
   */
  function deleteEntireGlofile() {
    delete glofiles[msg.sender];
    Delete(msg.sender);
  }

}

/**
 * @title Glofile
 * @author Jonathan Brown <jbrown@bluedroplet.com>
 */
contract Glofile {

  enum GlofileType { Anon, Person, Project, Organization, Proxy, Parody, Bot }
  enum SafetyLevel { Safe, NSFW, NSFL }

  struct Glofile {
    bool dontIndex;
    GlofileType glofileType;
    SafetyLevel safetyLevel;
    uint16 publicKeyCount;
    bytes uris;
    string fullName;
    string location;
    bytes3[] foregroundColors;
    bytes3[] backgroundColors;
    bytes3[] bioLangs;
    bytes[] avatars;
    bytes[] coverImages;
    bytes[] backgroundImages;
    string[] topics;
    string[] parents;
    string[] children;
    mapping (bytes3 => bytes) bioTranslations;
  }

  mapping (address => Glofile) glofiles;

  event Update(address indexed account);
  event Delete(address indexed account);
  event PublicKeyAdd(address indexed account, uint indexed i, bytes publicKey);
  event PublicKeyDelete(address indexed account, uint indexed i);

  /**
   * @notice Set your Glofile don't index flag to `dontIndex`
   * @dev Sets the "don't index" flag. Glofiles with this flag set should only be accessible directly and not be discoverable via search.
   * @param dontIndex flag to indicate that this Glofile should not be indexed
   */
  function setDontIndex(bool dontIndex) {
    glofiles[msg.sender].dontIndex = dontIndex;
    Update(msg.sender);
  }

  /**
   * @notice Set your Glofile type to `glofileType`
   * @dev Sets the Glofile type.
   * @param glofileType Glofile type
   */
  function setGlofileType(GlofileType glofileType) {
    glofiles[msg.sender].glofileType = glofileType;
    Update(msg.sender);
  }

  /**
   * @notice Set your Glofile safety level to `safetyLevel`
   * @dev Sets the safety level. The account may publish content that is less safe than this, so long as it is flagged as such.
   * @param safetyLevel safety level
   */
  function setSafetyLevel(SafetyLevel safetyLevel) {
    glofiles[msg.sender].safetyLevel = safetyLevel;
    Update(msg.sender);
  }

  /**
   * @notice Set your Glofile full name to `fullName`
   * @dev Sets the full name.
   * @param fullName UTF-8 string of full name - max length 128 chars
   * @return fullName UTF-8 string of full name
   */
  function setFullName(string fullName) {
    glofiles[msg.sender].fullName = fullName;
    Update(msg.sender);
  }

  /**
   * @notice Set your Glofile location
   * @dev Sets the location. A dedicated contract could be used for more sophisticated location functionality.
   * @param location UTF-8 string of location - max string length 128 chars
   */
  function setLocation(string location) {
    glofiles[msg.sender].location = location;
    Update(msg.sender);
  }

  /**
   * @notice Set your Glofile foreground colors
   * @dev Sets all the foreground colors.
   * @param colors array of RGB triplets
   */
  function setForegroundColors(bytes3[] colors) {
    glofiles[msg.sender].foregroundColors = colors;
    Update(msg.sender);
  }

  /**
   * @notice Set your Glofile background colors
   * @dev Sets all the background colors.
   * @param colors array of RGB triplets
   */
  function setBackgroundColors(bytes3[] colors) {
    glofiles[msg.sender].backgroundColors = colors;
    Update(msg.sender);
  }

  /**
   * @notice Get Glofile basic info
   * @dev Gets all the info that can be retreived in a single call.
   * @param account Glofile to access
   * @return dontIndex flag to indicate that this Glofile should not be indexed
   * @return glofileType Glofile type
   * @return safetyLevel safety level
   */
  function getBasicInfo(address account) constant returns (bool dontIndex, GlofileType glofileType, SafetyLevel safetyLevel, string fullName, string location, bytes3[] foregroundColors, bytes3[] backgroundColors) {
    Glofile glofile = glofiles[account];
    dontIndex = glofile.dontIndex;
    glofileType = glofile.glofileType;
    safetyLevel = glofile.safetyLevel;
    fullName = glofile.fullName;
    location = glofile.location;
    foregroundColors = glofile.foregroundColors;
    backgroundColors = glofile.backgroundColors;
  }

  /**
   * @notice Set your Glofile bio with langauge code `lang`
   * @dev Sets the bio in a specific language.
   * @param lang 3 letter ISO 639-3 language code
   * @param translation UTF-8 Markdown of bio compressed with DEFLATE - max Markdown length 256 chars
   */
  function setBio(bytes3 lang, bytes translation) {
    Glofile glofile = glofiles[msg.sender];
    // Check if we already have the language code.
    for (uint i = 0; i < glofile.bioLangs.length; i++) {
      if (glofile.bioLangs[i] == lang) {
        break;
      }
    }
    if (i == glofile.bioLangs.length) {
      // We didn't find it. Try to find a free slot.
      for (i = 0; i < glofile.bioLangs.length; i++) {
        if (glofile.bioLangs[i] == 0) {
          break;
        }
      }
      if (i == glofile.bioLangs.length) {
        // We didn't find a free slot. Make the array bigger.
        glofile.bioLangs.length++;
      }
      glofile.bioLangs[i] = lang;
    }
    // Set translation.
    glofile.bioTranslations[lang] = translation;
    Update(msg.sender);
  }

  /**
   * @notice Delete your Glofile bio with language code `lang`
   * @dev Deletes a bio translation.
   * @param lang 3 letter ISO 639-3 language code
   */
  function deleteBio(bytes3 lang) {
    Glofile glofile = glofiles[msg.sender];
    for (uint i = 0; i < glofile.bioLangs.length; i++) {
      if (glofile.bioLangs[i] == lang) {
        delete glofile.bioLangs[i];
        break;
      }
    }
    // Delete the actual mapping in case a client accesses without checking
    // language key.
    delete glofile.bioTranslations[lang];
    Update(msg.sender);
  }

  /**
   * @notice Delete all of your Glofile bio translations
   * @dev Deletes all of the bio translations.
   */
  function deleteAllBioTranslations() {
    Glofile glofile = glofiles[msg.sender];
    // Delete the actual mappings in case a client accesses without checking
    // language key.
    for (uint i = 0; i < glofile.bioLangs.length; i++) {
      delete glofile.bioTranslations[glofile.bioLangs[i]];
    }
    delete glofile.bioLangs;
    Update(msg.sender);
  }

  /**
   * @notice Get the list of language code a Glofile bio is available in
   * @dev Gets the list of language codes the bio is available in.
   * @param account Glofile to access
   * @return array of 3 letter ISO 639-3 language codes
   */
  function getBioLangCodes(address account) constant returns (bytes3[]) {
    return glofiles[account].bioLangs;
  }

  /**
   * @notice Get the Glofile bio with language code `lang`
   * @dev Gets the bio in a specific language.
   * @param account Glofile to access
   * @param lang 3 letter ISO 639-3 language code
   * @return UTF-8 Markdown of bio compressed with DEFLATE
   */
  function getBioTranslation(address account, bytes3 lang) constant returns (bytes) {
    return glofiles[account].bioTranslations[lang];
  }

  /**
   * @notice Set your Glofile avatar with index `i` to `ipfsHash`
   * @dev Sets the avatar with a specific index to an IPFS hash.
   * @param i index of avatar to set
   * @param ipfsHash binary IPFS hash of image
   */
  function setAvatar(uint i, bytes ipfsHash) {
    bytes[] avatars = glofiles[msg.sender].avatars;
    // Make sure the array is long enough.
    if (avatars.length <= i) {
      avatars.length = i + 1;
    }
    avatars[i] = ipfsHash;
    Update(msg.sender);
  }

  /**
   * @notice Delete your Glofile avatar with index `i`
   * @dev Deletes an avatar with a specific index.
   * @param i index of avatar to delete
   */
  function deleteAvatar(uint i) {
    delete glofiles[msg.sender].avatars[i];
    Update(msg.sender);
  }

  /**
   * @notice Delete all your Glofile avatars
   * @dev Deletes all avatars from the Glofile.
   */
  function deleteAllAvatars() {
    delete glofiles[msg.sender].avatars;
    Update(msg.sender);
  }

  /**
   * @notice Get the number of Glofile avatars
   * @dev Gets the number of avatars.
   * @param account Glofile to access
   * @return number of avatars
   */
  function getAvatarCount(address account) constant returns (uint) {
    return glofiles[account].avatars.length;
  }

  /**
   * @notice Get the Glofile avatar with index `i`
   * @dev Gets the avatar with a specific index.
   * @param account Glofile to access
   * @param i index of avatar to get
   * @return binary IPFS hash of image
   */
  function getAvatar(address account, uint i) constant returns (bytes) {
    return glofiles[account].avatars[i];
  }

  /**
   * @notice Set your Glofile cover image with index `i` to `ipfsHash`
   * @dev Sets the cover image with a specific index to an IPFS hash.
   * @param i index of cover image to set
   * @param ipfsHash binary IPFS hash of image
   */
  function setCoverImage(uint i, bytes ipfsHash) {
    bytes[] coverImages = glofiles[msg.sender].coverImages;
    // Make sure the array is long enough.
    if (coverImages.length <= i) {
      coverImages.length = i + 1;
    }
    coverImages[i] = ipfsHash;
    Update(msg.sender);
  }

  /**
   * @notice Delete your Glofile cover image with index `i`
   * @dev Deletes the cover image with a specific index.
   * @param i index of cover image to delete
   */
  function deleteCoverImage(uint i) {
    delete glofiles[msg.sender].coverImages[i];
    Update(msg.sender);
  }

  /**
   * @notice Delete all your Glofile cover images
   * @dev Deletes all cover images from the Glofile.
   */
  function deleteAllCoverImages() {
    delete glofiles[msg.sender].coverImages;
    Update(msg.sender);
  }

  /**
   * @notice Get the number of Glofile cover images
   * @dev Gets the number of cover images.
   * @param account Glofile to access
   * @return number of cover images
   */
  function getCoverImageCount(address account) constant returns (uint) {
    return glofiles[account].coverImages.length;
  }

  /**
   * @notice Get the Glofile cover image with index `i`
   * @dev Gets the cover image with a specific index.
   * @param account Glofile to access
   * @param i index of cover image to get
   * @return binary IPFS hash of image
   */
  function getCoverImage(address account, uint i) constant returns (bytes) {
    return glofiles[account].coverImages[i];
  }

  /**
   * @notice Set your Glofile background image with index `i` to `ipfsHash`
   * @dev Sets the background image with a specific index to an IPFS hash.
   * @param i index of background image to set
   * @param ipfsHash binary IPFS hash of image
   */
  function setBackgroundImage(uint i, bytes ipfsHash) {
    bytes[] backgroundImages = glofiles[msg.sender].backgroundImages;
    // Make sure the array is long enough.
    if (backgroundImages.length <= i) {
      backgroundImages.length = i + 1;
    }
    backgroundImages[i] = ipfsHash;
    Update(msg.sender);
  }

  /**
   * @notice Delete your Glofile background image with index `i`
   * @dev Deletes the background image with a specific index.
   * @param i index of background image to delete
   */
  function deleteBackgroundImage(uint i) {
    delete glofiles[msg.sender].backgroundImages[i];
    Update(msg.sender);
  }

  /**
   * @notice Delete all your Glofile background images
   * @dev Deletes all the background images.
   */
  function deleteAllBackgroundImages() {
    delete glofiles[msg.sender].backgroundImages;
    Update(msg.sender);
  }

  /**
   * @notice Get the number of Glofile background images
   * @dev Gets the number of background images.
   * @param account Glofile to access
   * @return number of background images
   */
  function getBackgroundImageCount(address account) constant returns (uint) {
    return glofiles[account].backgroundImages.length;
  }

  /**
   * @notice Get the Glofile background image with index `i`
   * @dev Gets the background image with a specific index.
   * @param i index of cover image to get
   * @param account Glofile to access
   * @return binary IPFS hash of image
   */
  function getBackgroundImage(address account, uint i) constant returns (bytes) {
    return glofiles[account].backgroundImages[i];
  }

  /**
   * @notice Set your Glofile topic with index `i` to `topic`
   * @dev Sets the topic with a specific index.
   * @param i index of topic to set
   * @param topic UTF-8 string of topic (no whitespace)
   */
  function setTopic(uint i, string topic) {
    string[] topics = glofiles[msg.sender].topics;
    // Make sure the array is long enough.
    if (topics.length <= i) {
      topics.length = i + 1;
    }
    topics[i] = topic;
    Update(msg.sender);
  }

  /**
   * @notice Delete your Glofile topic with index `i`
   * @dev Deletes an topic with a specific index.
   * @param i index of topic to delete
   */
  function deleteTopic(uint i) {
    delete glofiles[msg.sender].topics[i];
    Update(msg.sender);
  }

  /**
   * @notice Delete all your Glofile topics
   * @dev Deletes all topics from the Glofile.
   */
  function deleteAllTopics() {
    delete glofiles[msg.sender].topics;
    Update(msg.sender);
  }

  /**
   * @notice Get the number of Glofile topics
   * @dev Gets the number of topics.
   * @param account Glofile to access
   * @return number of topics
   */
  function getTopicCount(address account) constant returns (uint) {
    return glofiles[account].topics.length;
  }

  /**
   * @notice Get the Glofile topic with index `i`
   * @dev Gets the topic with a specific index.
   * @param account Glofile to access
   * @param i index of topic to get
   * @return UTF-8 string of topic
   */
  function getTopic(address account, uint i) constant returns (string) {
    return glofiles[account].topics[i];
  }

  /**
   * @notice Set your Glofile parent with index `i` to `parent`
   * @dev Sets the parent with a specific index.
   * @param i index of parent to set
   * @param parent UTF-8 string of parent
   */
  function setParent(uint i, string parent) {
    string[] parents = glofiles[msg.sender].parents;
    // Make sure the array is long enough.
    if (parents.length <= i) {
      parents.length = i + 1;
    }
    parents[i] = parent;
    Update(msg.sender);
  }

  /**
   * @notice Delete your Glofile parent with index `i`
   * @dev Deletes an parent with a specific index.
   * @param i index of parent to delete
   */
  function deleteParent(uint i) {
    delete glofiles[msg.sender].parents[i];
    Update(msg.sender);
  }

  /**
   * @notice Delete all your Glofile parents
   * @dev Deletes all parents from the Glofile.
   */
  function deleteAllParents() {
    delete glofiles[msg.sender].parents;
    Update(msg.sender);
  }

  /**
   * @notice Get the number of Glofile parents
   * @dev Gets the number of parents.
   * @param account Glofile to access
   * @return number of parents
   */
  function getParentCount(address account) constant returns (uint) {
    return glofiles[account].parents.length;
  }

  /**
   * @notice Get the Glofile parent with index `i`
   * @dev Gets the parent with a specific index.
   * @param account Glofile to access
   * @param i index of parent to get
   * @return UTF-8 string of parent
   */
  function getParent(address account, uint i) constant returns (string) {
    return glofiles[account].parents[i];
  }

  /**
   * @notice Set your Glofile child with index `i` to `child`
   * @dev Sets the child with a specific index.
   * @param i index of child to set
   * @param child UTF-8 string of child
   */
  function setChild(uint i, string child) {
    string[] children = glofiles[msg.sender].children;
    // Make sure the array is long enough.
    if (children.length <= i) {
      children.length = i + 1;
    }
    children[i] = child;
    Update(msg.sender);
  }

  /**
   * @notice Delete your Glofile child with index `i`
   * @dev Deletes an child with a specific index.
   * @param i index of child to delete
   */
  function deleteChild(uint i) {
    delete glofiles[msg.sender].children[i];
    Update(msg.sender);
  }

  /**
   * @notice Delete all your Glofile children
   * @dev Deletes all children from the Glofile.
   */
  function deleteAllChildren() {
    delete glofiles[msg.sender].children;
    Update(msg.sender);
  }

  /**
   * @notice Get the number of Glofile children
   * @dev Gets the number of children.
   * @param account Glofile to access
   * @return number of children
   */
  function getChildCount(address account) constant returns (uint) {
    return glofiles[account].children.length;
  }

  /**
   * @notice Get the Glofile child with index `i`
   * @dev Gets the child with a specific index.
   * @param account Glofile to access
   * @param i index of child to get
   * @return UTF-8 string of child
   */
  function getChild(address account, uint i) constant returns (string) {
    return glofiles[account].children[i];
  }

  /**
   * @notice Add a public key to your Glofile
   * @dev Adds a public key.
   * @param publicKey UTF-8 public key compressed with DEFLATE
   */
  function addPublicKey(bytes publicKey) {
    uint i = glofiles[msg.sender].publicKeyCount++;
    PublicKeyAdd(msg.sender, i, publicKey);
  }

  /**
   * @notice Delete the public key with index `i` from your Glofile
   * @dev Deletes the public key with a specific index.
   * @param i index of public key to delete
   */
  function deletePublicKey(uint i) {
    PublicKeyDelete(msg.sender, i);
  }

  /**
   * @notice Copy entire Glofile from `source`
   * @dev Copies the Glofile from another account to this one.
   * @param source account of Glofile to copy from
   * TODO: check this works
   */
  function copyEntireGlofile(address source) {
    glofiles[msg.sender] = glofiles[source];
    Update(msg.sender);
  }

  /**
   * @notice Delete your entire Glofile
   * @dev Deletes the Glofile completely.
   * TODO: make sure this deletes everything
   */
  function deleteEntireGlofile() {
    delete glofiles[msg.sender];
    Delete(msg.sender);
  }

}


remove setAssessorIndex event

remove setAssessorIndex event

pragma solidity ^0.4.11;

import "./UserRegistry.sol";
import "./ConceptRegistry.sol";
import "./Assessment.sol";
import "./Math.sol";

//@purpose: To store concept data and create and manage assessments and members
contract Concept {
    address[] public parents; //The concepts that this concept is child to (ie: Calculus is child to Math)
    bytes data;
    address public userRegistry;
    address conceptRegistry;
    uint public lifetime;
    mapping (address => bool) public assessmentExists;

    uint[] propagationRates;

    address[] public members;
    mapping (address => MemberData) memberData;

    struct MemberData {
        address recentAssessment;
        uint index;
        mapping(address => uint) approval;
        ComponentWeight[] weights;
        mapping(address => uint) componentWeightIndex;
    }

    struct ComponentWeight {
        uint weight;
        uint date;
    }

    modifier onlyConcept() {
        require(ConceptRegistry(conceptRegistry).conceptExists(msg.sender));
        _;
    }

    function Concept(address[] _parents, uint[] _propagationRates, uint _lifetime, bytes _data) {
        propagationRates = _propagationRates;
        parents = _parents;
        data = _data;
        conceptRegistry = msg.sender;
        lifetime = _lifetime;
        userRegistry = ConceptRegistry(conceptRegistry).userRegistry();
    }

    function getMemberLength() constant returns(uint) {
        return members.length;
    }

    function getParentsLength() constant returns(uint) {
        return parents.length;
    }

    /*
      @purpose: To add the firstUser to Mew
    */
    function addInitialMember(address _user, uint _weight) {
        if (ConceptRegistry(conceptRegistry).distributorAddress() == msg.sender)
            {
                this.addWeight(_user, _weight);
            }
    }

    /*
      @purpose: add the caller of this function to the arrays of potential assessors
      if they still have a weight in the concept
      @returns true if they are available as assessor
    */
    function setAvailability() returns(bool success){
        if (getWeight(msg.sender) > 0) {
            if (memberData[msg.sender].index == 0) {
                members.push(msg.sender);
                memberData[msg.sender].index = members.length;
                success = true;
            }
            else {
                removeMember(msg.sender);
            }
        }
   }

    /*
      //@purpose: returns a random member of the Concept or the zero address (both with approx. 50%)
      //Users with high weights are more likely to be called
      //@returns the address of the member (0x0 if there is no member)
    */
    function getWeightedRandomMember(uint seed) returns(address){
        uint weight1;
        uint weight2;
        address randomMember1;
        while (members.length > 1 && weight1 == 0) {
            uint index1 = Math.getRandom(seed, members.length - 1);
            randomMember1 = members[index1];
            weight1 = getWeight(randomMember1);
        }
        while (members.length > 1 && weight2 == 0) {
                uint index2 = Math.getRandom(seed * 2, members.length - 1);
                address randomMember2 = members[index2];
                weight2 = getWeight(randomMember2);
        }
        if (weight1 > weight2) {
            return randomMember1;
        }
    }

    /*
      @purpose: get the weight of a given member, also removes that member from the array
      if there legitimating assessment is expired
    */
    function getWeight(address _member) returns(uint weight){
        for (uint i=0; i < memberData[_member].weights.length; i++) {
            if (memberData[_member].weights[i].date > now){
                weight += memberData[_member].weights[i].weight;
            }
        }
        if (weight == 0) {
            removeMember(_member);
        }
    }
    /*
      @purpose: removes member at a given index from the members array by substituting they with
      the last member and then decreasing the size of the members array
      @returns the updated number of members in the concept
    */
    function removeMember(address _member) internal returns(uint){
        uint index = memberData[_member].index;
        if (index > 0){
            members[index] = members[members.length - 1]; //THIS NEEDS TO BE TESTED!
            memberData[_member].index = 0;
            members.length--;
        }
        return members.length;
    }

    /*
      @purpose: To make a new assessment
      @param: uint cost = the cost per assessor
      @param: uint size = the number of assessors
    */
    function makeAssessment(uint cost, uint size, uint _waitTime, uint _timeLimit) returns(bool) {
        if (size >= 5 && this.subtractBalance(msg.sender, cost*size)) {
            Assessment newAssessment = new Assessment(msg.sender, size, cost, _waitTime, _timeLimit);
            assessmentExists[address(newAssessment)] = true;
            newAssessment.setAssessorPool(block.number, address(this), size*5); //assemble the assessorPool by relevance
            return true;
        }
        else {
            return false;
        }
    }

    /*
      @purpose: To approve addresses to create assessments for users on this concept
      @param: _from = the address approved to create assessments
      @param: _amount = the maximum value of Tokens they are allowed to spend
    */
    function approve(address _from, uint _amount) returns(bool) {
        memberData[msg.sender].approval[_from] = _amount;
        return true;
    }

    //@purpose: allow approved address to create assessments for users on this concept
    function makeAssessmentFrom(address _assessee, uint _cost, uint _size, uint _waitTime, uint _timeLimit) returns(bool) {
        if (memberData[_assessee].approval[msg.sender] >= _cost * _size &&
           _size >= 5 &&
           this.subtractBalance(_assessee, _cost*_size)) {
            Assessment newAssessment = new Assessment(_assessee, _size, _cost, _waitTime, _timeLimit);
            assessmentExists[address(newAssessment)] = true;
            newAssessment.setAssessorPool(block.number, address(this), _size*20); //assemble the assessorPool by relevance
            memberData[_assessee].approval[msg.sender] -= _cost*_size;
            return true;
        }
        else {
            return false;
        }
    }

    /*
      @purpose: To add a member to a concept and to recursively add  a member to parent concept
      @param: address assessee = the address of the assessee
      @param: uint weight = the weight for the member
      @returns: nothing
    */
    function addMember(address _assessee, uint _weight) {
        if (assessmentExists[msg.sender]) {
            memberData[_assessee].recentAssessment = msg.sender;
            memberData[_assessee].index = 0;
            this.addWeight(_assessee, _weight);
        }
    }
    function addWeight(address _assessee, uint _weight) onlyConcept() {
        if (memberData[_assessee].index == 0) {
            members.push(_assessee);
            memberData[_assessee].index = members.length;
        }

        uint idx = memberData[_assessee].componentWeightIndex[msg.sender];
        if (idx > 0) {
            memberData[_assessee].weights[idx-1] = ComponentWeight(_weight, now + lifetime);
        } else {
            memberData[_assessee].weights.push(ComponentWeight(_weight, now + lifetime));
            memberData[_assessee].componentWeightIndex[msg.sender] = memberData[_assessee].weights.length;
        }

        for(uint i = 0; i < parents.length; i++) {
            if((_weight*propagationRates[i])/1000 > 0) {
                Concept(parents[i]).addWeight(_assessee, (_weight*propagationRates[i])/1000);
            }
        }
    }

    function subtractBalance(address _from, uint _amount) returns(bool) {
        if (assessmentExists[msg.sender] || msg.sender == address(this)) {
            return UserRegistry(userRegistry).subtractBalance(_from, _amount);
        }
        return false;
    }
}

pragma solidity ^0.4.11;

import "./UserRegistry.sol";
import "./ConceptRegistry.sol";
import "./Assessment.sol";
import "./Math.sol";

//@purpose: To store concept data and create and manage assessments and members
contract Concept {
    address[] public parents; //The concepts that this concept is child to (ie: Calculus is child to Math)
    bytes data;
    address public userRegistry;
    address conceptRegistry;
    uint public lifetime;
    mapping (address => bool) public assessmentExists;

    uint[] propagationRates;

    address[] public members;
    mapping (address => MemberData) memberData;

    struct MemberData {
        address recentAssessment;
        uint index;
        mapping(address => uint) approval;
        ComponentWeight[] weights;
        mapping(address => uint) componentWeightIndex;
    }

    struct ComponentWeight {
        uint weight;
        uint date;
    }

    modifier onlyConcept() {
        require(ConceptRegistry(conceptRegistry).conceptExists(msg.sender));
        _;
    }

    event setAssessorIndex (address member, uint index);

    function Concept(address[] _parents, uint[] _propagationRates, uint _lifetime, bytes _data) {
        propagationRates = _propagationRates;
        parents = _parents;
        data = _data;
        conceptRegistry = msg.sender;
        lifetime = _lifetime;
        userRegistry = ConceptRegistry(conceptRegistry).userRegistry();
    }

    function getMemberLength() constant returns(uint) {
        return members.length;
    }

    function getParentsLength() constant returns(uint) {
        return parents.length;
    }

    /*
      @purpose: To add the firstUser to Mew
    */
    function addInitialMember(address _user, uint _weight) {
        if (ConceptRegistry(conceptRegistry).distributorAddress() == msg.sender)
            {
                this.addWeight(_user, _weight);
            }
    }

    /*
      @purpose: add the caller of this function to the arrays of potential assessors
      if they still have a weight in the concept
      @returns true if they are available as assessor
    */
    function setAvailability() returns(bool success){
        if (getWeight(msg.sender) > 0) {
            if (memberData[msg.sender].index == 0) {
                members.push(msg.sender);
                memberData[msg.sender].index = members.length;
                success = true;
            }
            else {
                removeMember(msg.sender);
            }
        }
   }

    /*
      //@purpose: returns a random member of the Concept or the zero address (both with approx. 50%)
      //Users with high weights are more likely to be called
      //@returns the address of the member (0x0 if there is no member)
    */
    function getWeightedRandomMember(uint seed) returns(address){
        uint weight1;
        uint weight2;
        address randomMember1;
        while (members.length > 1 && weight1 == 0) {
            uint index1 = Math.getRandom(seed, members.length - 1);
            randomMember1 = members[index1];
            weight1 = getWeight(randomMember1);
        }
        while (members.length > 1 && weight2 == 0) {
                uint index2 = Math.getRandom(seed * 2, members.length - 1);
                address randomMember2 = members[index2];
                weight2 = getWeight(randomMember2);
        }
        if (weight1 > weight2) {
            return randomMember1;
        }
    }

    /*
      @purpose: get the weight of a given member, also removes that member from the array
      if there legitimating assessment is expired
    */
    function getWeight(address _member) returns(uint weight){
        for (uint i=0; i < memberData[_member].weights.length; i++) {
            if (memberData[_member].weights[i].date > now){
                weight += memberData[_member].weights[i].weight;
            }
        }
        if (weight == 0) {
            removeMember(_member);
        }
    }
    /*
      @purpose: removes member at a given index from the members array by substituting they with
      the last member and then decreasing the size of the members array
      @returns the updated number of members in the concept
    */
    function removeMember(address _member) internal returns(uint){
        uint index = memberData[_member].index;
        if (index > 0){
            members[index] = members[members.length - 1]; //THIS NEEDS TO BE TESTED!
            memberData[_member].index = 0;
            members.length--;
        }
        return members.length;
    }

    /*
      @purpose: To make a new assessment
      @param: uint cost = the cost per assessor
      @param: uint size = the number of assessors
    */
    function makeAssessment(uint cost, uint size, uint _waitTime, uint _timeLimit) returns(bool) {
        if (size >= 5 && this.subtractBalance(msg.sender, cost*size)) {
            Assessment newAssessment = new Assessment(msg.sender, size, cost, _waitTime, _timeLimit);
            assessmentExists[address(newAssessment)] = true;
            newAssessment.setAssessorPool(block.number, address(this), size*5); //assemble the assessorPool by relevance
            return true;
        }
        else {
            return false;
        }
    }

    /*
      @purpose: To approve addresses to create assessments for users on this concept
      @param: _from = the address approved to create assessments
      @param: _amount = the maximum value of Tokens they are allowed to spend
    */
    function approve(address _from, uint _amount) returns(bool) {
        memberData[msg.sender].approval[_from] = _amount;
        return true;
    }

    //@purpose: allow approved address to create assessments for users on this concept
    function makeAssessmentFrom(address _assessee, uint _cost, uint _size, uint _waitTime, uint _timeLimit) returns(bool) {
        if (memberData[_assessee].approval[msg.sender] >= _cost * _size &&
           _size >= 5 &&
           this.subtractBalance(_assessee, _cost*_size)) {
            Assessment newAssessment = new Assessment(_assessee, _size, _cost, _waitTime, _timeLimit);
            assessmentExists[address(newAssessment)] = true;
            newAssessment.setAssessorPool(block.number, address(this), _size*20); //assemble the assessorPool by relevance
            memberData[_assessee].approval[msg.sender] -= _cost*_size;
            return true;
        }
        else {
            return false;
        }
    }

    /*
      @purpose: To add a member to a concept and to recursively add  a member to parent concept
      @param: address assessee = the address of the assessee
      @param: uint weight = the weight for the member
      @returns: nothing
    */
    function addMember(address _assessee, uint _weight) {
        if (assessmentExists[msg.sender]) {
            memberData[_assessee].recentAssessment = msg.sender;
            memberData[_assessee].index = 0;
            this.addWeight(_assessee, _weight);
        }
    }
    function addWeight(address _assessee, uint _weight) onlyConcept() {
        if (memberData[_assessee].index == 0) {
            members.push(_assessee);
            memberData[_assessee].index = members.length;
        }

        uint idx = memberData[_assessee].componentWeightIndex[msg.sender];
        if (idx > 0) {
            memberData[_assessee].weights[idx-1] = ComponentWeight(_weight, now + lifetime);
        } else {
            memberData[_assessee].weights.push(ComponentWeight(_weight, now + lifetime));
            memberData[_assessee].componentWeightIndex[msg.sender] = memberData[_assessee].weights.length;
        }

        for(uint i = 0; i < parents.length; i++) {
            if((_weight*propagationRates[i])/1000 > 0) {
                Concept(parents[i]).addWeight(_assessee, (_weight*propagationRates[i])/1000);
            }
        }
    }

    function subtractBalance(address _from, uint _amount) returns(bool) {
        if (assessmentExists[msg.sender] || msg.sender == address(this)) {
            return UserRegistry(userRegistry).subtractBalance(_from, _amount);
        }
        return false;
    }
}


Added comment for claimTokens fix

Added comment for claimTokens fix

As discussed in the PR review

pragma solidity ^0.4.17;

import './token.sol';

/// @title Dutch auction contract - distribution of a fixed number of tokens using an auction.
/// The contract code is inspired by the Gnosis auction contract. Main difference is that the
/// auction ends if a fixed number of tokens was sold.
contract DutchAuction {
    /*
     * Auction for the RDN Token.
     *
     * Terminology:
     * 1 token unit = Rei
     * 1 token = RDN = Rei * token_multiplier
     * token_multiplier set from token's number of decimals (i.e. 10 ** decimals)
     */

    // Wait 7 days after the end of the auction, before ayone can claim tokens
    uint constant public token_claim_waiting_period = 7 days;

    /*
     * Storage
     */

    RaidenToken public token;
    address public owner_address;
    address public wallet_address;

    // Price decay function parameters to be changed depending on the desired outcome

    // Starting price in WEI; e.g. 2 * 10 ** 18
    uint public price_start;

    // Divisor constant; e.g. 524880000
    uint public price_constant;

    // Divisor exponent; e.g. 3
    uint32 public price_exponent;

    // For calculating elapsed time for price
    uint public start_time;
    uint public end_time;
    uint public start_block;

    // Keep track of all ETH received in the bids
    uint public received_wei;

    // Keep track of cumulative ETH funds for which the tokens have been claimed
    uint public funds_claimed;

    uint public token_multiplier;

    // Total number of Rei (RDN * token_multiplier) that will be auctioned
    uint public num_tokens_auctioned;

    // Wei per RDN (Rei * token_multiplier)
    uint public final_price;

    mapping (address => uint) public bids;

    Stages public stage;

    /*
     * Enums
     */
    enum Stages {
        AuctionDeployed,
        AuctionSetUp,
        AuctionStarted,
        AuctionEnded,
        TokensDistributed
    }

    /*
     * Modifiers
     */
    modifier atStage(Stages _stage) {
        require(stage == _stage);
        _;
    }

    modifier isOwner() {
        require(msg.sender == owner_address);
        _;
    }

    /*
     * Events
     */

    event Deployed(
        uint indexed _price_start,
        uint indexed _price_constant,
        uint32 indexed _price_exponent
    );
    event Setup();
    event AuctionStarted(uint indexed _start_time, uint indexed _block_number);
    event BidSubmission(
        address indexed _sender,
        uint _amount,
        uint _missing_funds
    );
    event ClaimedTokens(address indexed _recipient, uint _sent_amount);
    event AuctionEnded(uint _final_price);
    event TokensDistributed();

    /*
     * Public functions
     */

    /// @dev Contract constructor function sets the starting price, divisor constant and
    /// divisor exponent for calculating the Dutch Auction price.
    /// @param _wallet_address Wallet address to which all contributed ETH will be forwarded.
    /// @param _price_start High price in WEI at which the auction starts.
    /// @param _price_constant Auction price divisor constant.
    /// @param _price_exponent Auction price divisor exponent.
    function DutchAuction(
        address _wallet_address,
        uint _price_start,
        uint _price_constant,
        uint32 _price_exponent)
        public
    {
        require(_wallet_address != 0x0);
        wallet_address = _wallet_address;

        owner_address = msg.sender;
        stage = Stages.AuctionDeployed;
        changeSettings(_price_start, _price_constant, _price_exponent);
        Deployed(_price_start, _price_constant, _price_exponent);
    }

    /// @dev Fallback function for the contract, which calls bid() if the auction has started.
    function () public payable atStage(Stages.AuctionStarted) {
        bid();
    }

    /// @notice Set `_token_address` as the token address to be used in the auction.
    /// @dev Setup function sets external contracts addresses.
    /// @param _token_address Token address.
    function setup(address _token_address) public isOwner atStage(Stages.AuctionDeployed) {
        require(_token_address != 0x0);
        token = RaidenToken(_token_address);

        // Get number of Rei (RDN * token_multiplier) to be auctioned from token auction balance
        num_tokens_auctioned = token.balanceOf(address(this));

        // Set the number of the token multiplier for its decimals
        token_multiplier = 10 ** uint(token.decimals());

        stage = Stages.AuctionSetUp;
        Setup();
    }

    /// @notice Set `_price_start`, `_price_constant` and `_price_exponent` as
    /// the new starting price, price divisor constant and price divisor exponent.
    /// @dev Changes auction price function parameters before auction is started.
    /// @param _price_start Updated start price.
    /// @param _price_constant Updated price divisor constant.
    /// @param _price_exponent Updated price divisor exponent.
    function changeSettings(
        uint _price_start,
        uint _price_constant,
        uint32 _price_exponent)
        internal
        isOwner
    {
        require(stage == Stages.AuctionDeployed || stage == Stages.AuctionSetUp);
        require(_price_start > 0);
        require(_price_constant > 0);

        price_start = _price_start;
        price_constant = _price_constant;
        price_exponent = _price_exponent;
    }

    /// @notice Start the auction.
    /// @dev Starts auction and sets start_time.
    function startAuction() public isOwner atStage(Stages.AuctionSetUp) {
        stage = Stages.AuctionStarted;
        start_time = now;
        start_block = block.number;
        AuctionStarted(start_time, start_block);
    }

    /// @notice Finalize the auction - sets the final RDN token price and changes the auction
    /// stage after no bids are allowed anymore.
    /// @dev Finalize auction and set the final RDN token price.
    function finalizeAuction() public atStage(Stages.AuctionStarted)
    {
        // Missing funds should be 0 at this point
        uint missing_funds = missingFundsToEndAuction();
        require(missing_funds == 0);

        // Calculate the final price = WEI / RDN = WEI / (Rei / token_multiplier)
        // Reminder: num_tokens_auctioned is the number of Rei (RDN * token_multiplier) that are auctioned
        final_price = token_multiplier * received_wei / num_tokens_auctioned;

        end_time = now;
        stage = Stages.AuctionEnded;
        AuctionEnded(final_price);

        assert(final_price > 0);
    }

    /// --------------------------------- Auction Functions ------------------

    /// @notice Send `msg.value` WEI to the auction from the `msg.sender` account.
    /// @dev Allows to send a bid to the auction.
    function bid() public payable atStage(Stages.AuctionStarted) {
        proxyBid(msg.sender);
    }

    /// @notice Send `msg.value` WEI to the auction from the `msg.sender` account
    /// and the `receiver` account will receive the tokens if claimed.
    /// @dev Allows to send a bid to the auction.
    /// @param receiver_address Token receiver account address.
    function proxyBid(address receiver_address)
        public
        payable
        atStage(Stages.AuctionStarted)
    {
        require(receiver_address != 0x0);
        require(receiver_address != address(this));
        require(receiver_address != address(token));
        require(msg.value > 0);
        assert(bids[receiver_address] + msg.value >= msg.value);

        // Missing funds without the current bid value
        uint missing_funds = missingFundsToEndAuction();

        // We require bid values to be less than the funds missing to end the auction
        // at the current price.
        require(msg.value <= missing_funds);

        bids[receiver_address] += msg.value;
        received_wei += msg.value;

        // Send bid amount to wallet
        wallet_address.transfer(msg.value);

        BidSubmission(receiver_address, msg.value, missing_funds);

        assert(received_wei >= msg.value);
    }

    /// @notice Claim auction tokens for `msg.sender` after the auction has ended.
    /// @dev Claims tokens for `msg.sender` after auction. To be used if tokens can
    /// be claimed by beneficiaries, individually.
    function claimTokens() public atStage(Stages.AuctionEnded) returns (bool) {
        return proxyClaimTokens(msg.sender);
    }

    /// @notice Claim auction tokens for `receiver_address` after the auction has ended.
    /// @dev Claims tokens for `receiver_address` after auction has ended.
    /// @param receiver_address Tokens will be assigned to this address if eligible.
    function proxyClaimTokens(address receiver_address)
        public
        atStage(Stages.AuctionEnded)
        returns (bool)
    {
        // Waiting period after the end of the auction, before anyone can claim tokens
        // Ensures enough time to check if auction was finalized correctly
        // before users start transacting tokens
        require(now > end_time + token_claim_waiting_period);
        require(receiver_address != 0x0);

        if (bids[receiver_address] == 0) {
            return false;
        }

        // Number of Rei = bid_wei / Rei = bid_wei / (wei_per_RDN * token_multiplier)
        uint num = (token_multiplier * bids[receiver_address]) / final_price;

        // Due to final_price floor rounding, the number of assigned tokens may be higher
        // than expected. Therefore, the number of remaining unassigned auction tokens
        // may be smaller than the number of tokens needed for the last claimTokens call
        uint auction_tokens_balance = token.balanceOf(address(this));
        if(num > auction_tokens_balance) {
            num = auction_tokens_balance;
        }

        // Update the total amount of funds for which tokens have been claimed
        funds_claimed += bids[receiver_address];

        // Set receiver bid to 0 before assigning tokens
        bids[receiver_address] = 0;

        require(token.transfer(receiver_address, num));

        ClaimedTokens(receiver_address, num);

        // After the last tokens are claimed, we change the auction stage
        // Due to the above logic, rounding errors will not be an issue
        if (funds_claimed == received_wei) {
            stage = Stages.TokensDistributed;
            TokensDistributed();
        }

        assert(token.balanceOf(receiver_address) >= num);
        assert(bids[receiver_address] == 0);
        return true;
    }

    /// @notice Get the RDN price in WEI during the auction, at the time of
    /// calling this function. Returns `0` if auction has ended.
    /// Returns `price_start` before auction has started.
    /// @dev Calculates the current RDN token price in WEI.
    /// @return Returns WEI per RDN (token_multiplier * Rei).
    function price() public constant returns (uint) {
        if (stage == Stages.AuctionEnded ||
            stage == Stages.TokensDistributed) {
            return 0;
        }
        return calcTokenPrice();
    }

    /// @notice Get the missing funds needed to end the auction,
    /// calculated at the current RDN price in WEI.
    /// @dev The missing funds amount necessary to end the auction at the current RDN price in WEI.
    /// @return Returns the missing funds amount in WEI.
    function missingFundsToEndAuction() constant public returns (uint) {

        // num_tokens_auctioned = total number of Rei (RDN * token_multiplier) that is auctioned
        uint required_wei_at_price = num_tokens_auctioned * price() / token_multiplier;
        if (required_wei_at_price <= received_wei) {
            return 0;
        }

        // assert(required_wei_at_price - received_wei > 0);
        return required_wei_at_price - received_wei;
    }

    /*
     *  Private functions
     */

    /// @dev Calculates the token price (WEI / RDN) at the current timestamp
    /// during the auction; elapsed time = 0 before auction starts.
    /// Based on the provided parameters, the price does not change in the first
    /// `price_constant^(1/price_exponent)` seconds due to rounding.
    /// Rounding in `decay_rate` also produces values that increase instead of decrease
    /// in the beginning; these spikes decrease over time and are noticeable
    /// only in first hours. This should be calculated before usage.
    /// @return Returns the token price - Wei per RDN.
    function calcTokenPrice() constant private returns (uint) {
        uint elapsed;
        if (stage == Stages.AuctionStarted) {
            elapsed = now - start_time;
        }

        uint decay_rate = elapsed ** price_exponent / price_constant;
        return price_start * (1 + elapsed) / (1 + elapsed + decay_rate);
    }
}

pragma solidity ^0.4.17;

import './token.sol';

/// @title Dutch auction contract - distribution of a fixed number of tokens using an auction.
/// The contract code is inspired by the Gnosis auction contract. Main difference is that the
/// auction ends if a fixed number of tokens was sold.
contract DutchAuction {
    /*
     * Auction for the RDN Token.
     *
     * Terminology:
     * 1 token unit = Rei
     * 1 token = RDN = Rei * token_multiplier
     * token_multiplier set from token's number of decimals (i.e. 10 ** decimals)
     */

    // Wait 7 days after the end of the auction, before ayone can claim tokens
    uint constant public token_claim_waiting_period = 7 days;

    /*
     * Storage
     */

    RaidenToken public token;
    address public owner_address;
    address public wallet_address;

    // Price decay function parameters to be changed depending on the desired outcome

    // Starting price in WEI; e.g. 2 * 10 ** 18
    uint public price_start;

    // Divisor constant; e.g. 524880000
    uint public price_constant;

    // Divisor exponent; e.g. 3
    uint32 public price_exponent;

    // For calculating elapsed time for price
    uint public start_time;
    uint public end_time;
    uint public start_block;

    // Keep track of all ETH received in the bids
    uint public received_wei;

    // Keep track of cumulative ETH funds for which the tokens have been claimed
    uint public funds_claimed;

    uint public token_multiplier;

    // Total number of Rei (RDN * token_multiplier) that will be auctioned
    uint public num_tokens_auctioned;

    // Wei per RDN (Rei * token_multiplier)
    uint public final_price;

    mapping (address => uint) public bids;

    Stages public stage;

    /*
     * Enums
     */
    enum Stages {
        AuctionDeployed,
        AuctionSetUp,
        AuctionStarted,
        AuctionEnded,
        TokensDistributed
    }

    /*
     * Modifiers
     */
    modifier atStage(Stages _stage) {
        require(stage == _stage);
        _;
    }

    modifier isOwner() {
        require(msg.sender == owner_address);
        _;
    }

    /*
     * Events
     */

    event Deployed(
        uint indexed _price_start,
        uint indexed _price_constant,
        uint32 indexed _price_exponent
    );
    event Setup();
    event AuctionStarted(uint indexed _start_time, uint indexed _block_number);
    event BidSubmission(
        address indexed _sender,
        uint _amount,
        uint _missing_funds
    );
    event ClaimedTokens(address indexed _recipient, uint _sent_amount);
    event AuctionEnded(uint _final_price);
    event TokensDistributed();

    /*
     * Public functions
     */

    /// @dev Contract constructor function sets the starting price, divisor constant and
    /// divisor exponent for calculating the Dutch Auction price.
    /// @param _wallet_address Wallet address to which all contributed ETH will be forwarded.
    /// @param _price_start High price in WEI at which the auction starts.
    /// @param _price_constant Auction price divisor constant.
    /// @param _price_exponent Auction price divisor exponent.
    function DutchAuction(
        address _wallet_address,
        uint _price_start,
        uint _price_constant,
        uint32 _price_exponent)
        public
    {
        require(_wallet_address != 0x0);
        wallet_address = _wallet_address;

        owner_address = msg.sender;
        stage = Stages.AuctionDeployed;
        changeSettings(_price_start, _price_constant, _price_exponent);
        Deployed(_price_start, _price_constant, _price_exponent);
    }

    /// @dev Fallback function for the contract, which calls bid() if the auction has started.
    function () public payable atStage(Stages.AuctionStarted) {
        bid();
    }

    /// @notice Set `_token_address` as the token address to be used in the auction.
    /// @dev Setup function sets external contracts addresses.
    /// @param _token_address Token address.
    function setup(address _token_address) public isOwner atStage(Stages.AuctionDeployed) {
        require(_token_address != 0x0);
        token = RaidenToken(_token_address);

        // Get number of Rei (RDN * token_multiplier) to be auctioned from token auction balance
        num_tokens_auctioned = token.balanceOf(address(this));

        // Set the number of the token multiplier for its decimals
        token_multiplier = 10 ** uint(token.decimals());

        stage = Stages.AuctionSetUp;
        Setup();
    }

    /// @notice Set `_price_start`, `_price_constant` and `_price_exponent` as
    /// the new starting price, price divisor constant and price divisor exponent.
    /// @dev Changes auction price function parameters before auction is started.
    /// @param _price_start Updated start price.
    /// @param _price_constant Updated price divisor constant.
    /// @param _price_exponent Updated price divisor exponent.
    function changeSettings(
        uint _price_start,
        uint _price_constant,
        uint32 _price_exponent)
        internal
        isOwner
    {
        require(stage == Stages.AuctionDeployed || stage == Stages.AuctionSetUp);
        require(_price_start > 0);
        require(_price_constant > 0);

        price_start = _price_start;
        price_constant = _price_constant;
        price_exponent = _price_exponent;
    }

    /// @notice Start the auction.
    /// @dev Starts auction and sets start_time.
    function startAuction() public isOwner atStage(Stages.AuctionSetUp) {
        stage = Stages.AuctionStarted;
        start_time = now;
        start_block = block.number;
        AuctionStarted(start_time, start_block);
    }

    /// @notice Finalize the auction - sets the final RDN token price and changes the auction
    /// stage after no bids are allowed anymore.
    /// @dev Finalize auction and set the final RDN token price.
    function finalizeAuction() public atStage(Stages.AuctionStarted)
    {
        // Missing funds should be 0 at this point
        uint missing_funds = missingFundsToEndAuction();
        require(missing_funds == 0);

        // Calculate the final price = WEI / RDN = WEI / (Rei / token_multiplier)
        // Reminder: num_tokens_auctioned is the number of Rei (RDN * token_multiplier) that are auctioned
        final_price = token_multiplier * received_wei / num_tokens_auctioned;

        end_time = now;
        stage = Stages.AuctionEnded;
        AuctionEnded(final_price);

        assert(final_price > 0);
    }

    /// --------------------------------- Auction Functions ------------------

    /// @notice Send `msg.value` WEI to the auction from the `msg.sender` account.
    /// @dev Allows to send a bid to the auction.
    function bid() public payable atStage(Stages.AuctionStarted) {
        proxyBid(msg.sender);
    }

    /// @notice Send `msg.value` WEI to the auction from the `msg.sender` account
    /// and the `receiver` account will receive the tokens if claimed.
    /// @dev Allows to send a bid to the auction.
    /// @param receiver_address Token receiver account address.
    function proxyBid(address receiver_address)
        public
        payable
        atStage(Stages.AuctionStarted)
    {
        require(receiver_address != 0x0);
        require(receiver_address != address(this));
        require(receiver_address != address(token));
        require(msg.value > 0);
        assert(bids[receiver_address] + msg.value >= msg.value);

        // Missing funds without the current bid value
        uint missing_funds = missingFundsToEndAuction();

        // We require bid values to be less than the funds missing to end the auction
        // at the current price.
        require(msg.value <= missing_funds);

        bids[receiver_address] += msg.value;
        received_wei += msg.value;

        // Send bid amount to wallet
        wallet_address.transfer(msg.value);

        BidSubmission(receiver_address, msg.value, missing_funds);

        assert(received_wei >= msg.value);
    }

    /// @notice Claim auction tokens for `msg.sender` after the auction has ended.
    /// @dev Claims tokens for `msg.sender` after auction. To be used if tokens can
    /// be claimed by beneficiaries, individually.
    function claimTokens() public atStage(Stages.AuctionEnded) returns (bool) {
        return proxyClaimTokens(msg.sender);
    }

    /// @notice Claim auction tokens for `receiver_address` after the auction has ended.
    /// @dev Claims tokens for `receiver_address` after auction has ended.
    /// @param receiver_address Tokens will be assigned to this address if eligible.
    function proxyClaimTokens(address receiver_address)
        public
        atStage(Stages.AuctionEnded)
        returns (bool)
    {
        // Waiting period after the end of the auction, before anyone can claim tokens
        // Ensures enough time to check if auction was finalized correctly
        // before users start transacting tokens
        require(now > end_time + token_claim_waiting_period);
        require(receiver_address != 0x0);

        if (bids[receiver_address] == 0) {
            return false;
        }

        // Number of Rei = bid_wei / Rei = bid_wei / (wei_per_RDN * token_multiplier)
        uint num = (token_multiplier * bids[receiver_address]) / final_price;

        uint auction_tokens_balance = token.balanceOf(address(this));
        if(num > auction_tokens_balance) {
            num = auction_tokens_balance;
        }

        // Update the total amount of funds for which tokens have been claimed
        funds_claimed += bids[receiver_address];

        // Set receiver bid to 0 before assigning tokens
        bids[receiver_address] = 0;

        require(token.transfer(receiver_address, num));

        ClaimedTokens(receiver_address, num);

        // After the last tokens are claimed, we change the auction stage
        // Due to the above logic, rounding errors will not be an issue
        if (funds_claimed == received_wei) {
            stage = Stages.TokensDistributed;
            TokensDistributed();
        }

        assert(token.balanceOf(receiver_address) >= num);
        assert(bids[receiver_address] == 0);
        return true;
    }

    /// @notice Get the RDN price in WEI during the auction, at the time of
    /// calling this function. Returns `0` if auction has ended.
    /// Returns `price_start` before auction has started.
    /// @dev Calculates the current RDN token price in WEI.
    /// @return Returns WEI per RDN (token_multiplier * Rei).
    function price() public constant returns (uint) {
        if (stage == Stages.AuctionEnded ||
            stage == Stages.TokensDistributed) {
            return 0;
        }
        return calcTokenPrice();
    }

    /// @notice Get the missing funds needed to end the auction,
    /// calculated at the current RDN price in WEI.
    /// @dev The missing funds amount necessary to end the auction at the current RDN price in WEI.
    /// @return Returns the missing funds amount in WEI.
    function missingFundsToEndAuction() constant public returns (uint) {

        // num_tokens_auctioned = total number of Rei (RDN * token_multiplier) that is auctioned
        uint required_wei_at_price = num_tokens_auctioned * price() / token_multiplier;
        if (required_wei_at_price <= received_wei) {
            return 0;
        }

        // assert(required_wei_at_price - received_wei > 0);
        return required_wei_at_price - received_wei;
    }

    /*
     *  Private functions
     */

    /// @dev Calculates the token price (WEI / RDN) at the current timestamp
    /// during the auction; elapsed time = 0 before auction starts.
    /// Based on the provided parameters, the price does not change in the first
    /// `price_constant^(1/price_exponent)` seconds due to rounding.
    /// Rounding in `decay_rate` also produces values that increase instead of decrease
    /// in the beginning; these spikes decrease over time and are noticeable
    /// only in first hours. This should be calculated before usage.
    /// @return Returns the token price - Wei per RDN.
    function calcTokenPrice() constant private returns (uint) {
        uint elapsed;
        if (stage == Stages.AuctionStarted) {
            elapsed = now - start_time;
        }

        uint decay_rate = elapsed ** price_exponent / price_constant;
        return price_start * (1 + elapsed) / (1 + elapsed + decay_rate);
    }
}


Accept any tweet which includes the required key

//
// This contract will validate that a twitter message url:
// 1) corresponds to a given username
// 2) containts an expected message (the user identifier)
//

import "accountProviderBase.sol";

contract Twitter is accountProviderBase {
  Lookup lookup;

  address owner;

  modifier owneronly { if (msg.sender == owner) _ }

  function setOwner(address addr) owneronly {
    owner = addr;
  }

  function Twitter() {
    owner = msg.sender;
  }

  function setLookup(address addr) owneronly {
    lookup = Lookup(addr);
  }

  // map the expected identifier to an oraclize identifier
  mapping (bytes32 => bytes32) expectedId;

  // true if verification, otherwise scoring
  mapping (bytes32 => bool) isVerification;

  // callback from oraclize with the result, let the storage contract know
  function __callback(bytes32 myid, string result) {
    if (msg.sender != oraclize_cbAddress()) throw;

    if (isVerification[myid])
      processVerification(myid, result);
    else
      processScore(myid, result);

    // clean up
    delete expectedId[myid];
    delete isVerification[myid];
  }

  function processScore(bytes32 myid, string result) internal {
    uint followers = parseInt(result);
    uint newScore = 1000000;
    if (followers / 10000 == 0)
      newScore = 100 * (followers % 10000);

    Storage(lookup.addrStorage()).updateScore(lookup.accountProvider_TWITTER(), expectedId[myid], newScore);
  }

  // start the scoring process and call oraclize with the URL
  function score(bytes32 id, string userId) coupon("HackEtherCamp") {
    bytes memory _userId = bytes(userId);
    string memory head = "html(https://twitter.com/";
    bytes memory _head = bytes(head);
    string memory tail = ").xpath(//*[contains(@data-nav, 'followers')]/*[contains(@class, 'ProfileNav-value')]/text())";
    bytes memory _tail = bytes(tail);
    string memory query = new string(_head.length + _userId.length + _tail.length);
    bytes memory _query = bytes(query);
    uint i = 0;
    for (uint j = 0; j < _head.length; j++)
      _query[i++] = _head[j];
    for (j = 0; j < _userId.length; j++)
      _query[i++] = _userId[j];
    for (j = 0; j < _tail.length; j++)
      _query[i++] = _tail[j];
    bytes32 oraclizeId = oraclize_query("URL", query);
    expectedId[oraclizeId] = id;
    isVerification[oraclizeId] = false;
  }

  function processVerification(bytes32 myid, string result) internal {
    // this is basically a bytes32 to hexstring piece
    string memory expected = iudexIdToString(expectedId[myid]);
    bool asExpected = indexOf(result, expected) > -1;
    Storage(lookup.addrStorage()).updateAccount(lookup.accountProvider_TWITTER(), expectedId[myid], asExpected, myid);
  }

  // ensure that the proofLocation corresponds to a twitter.com URL for the user `userId`
  function verifyUrl(string userId, string proofLocation) internal returns (bool){
    bytes memory _userId = bytes(userId);
    string memory twitterPrefix = "://twitter.com/";
    bytes memory _twitterPrefix = bytes(twitterPrefix);
    string memory urlHead = new string(_twitterPrefix.length + _userId.length + 1);
    bytes memory _urlHead = bytes(urlHead);
    uint i = 0;
    for (uint j = 0; j < _twitterPrefix.length; j++)
      _urlHead[i++] = _twitterPrefix[j];
    for (j = 0; j < _userId.length; j++)
      _urlHead[i++] = _userId[j];
    _urlHead[i++] = byte("/");

    if (indexOf(proofLocation, string(_urlHead)) == -1)
      return false;

    return true;
  }

  // start the verification process and call oraclize with the URL
  function verify(bytes32 id, string userId, string proofLocation) coupon("HackEtherCamp") {
  //    bytes32 oraclizeId = oraclize_query("html(https://twitter.com/oraclizeit/status/671316655893561344).xpath(//*[contains(@class, 'tweet-text')]/text())");

    // check that userId matches the username in proofLocation
    if (!verifyUrl(userId, proofLocation))
      throw;

    // build up the request string
    string memory head = "html(";
    bytes memory _head = bytes(head);
    string memory tail = ").xpath(//*[contains(@class, 'tweet-text')]/text())";
    bytes memory _tail = bytes(tail);

    bytes memory _tweetUrl = bytes(proofLocation);

    string memory query = new string(_head.length + _tail.length + _tweetUrl.length + 2);
    bytes memory _query = bytes(query);
    uint i = 0;
    for (uint j = 0; j < _head.length; j++)
      _query[i++] = _head[j];
    for (j = 0; j < _tweetUrl.length; j++)
      _query[i++] = _tweetUrl[j];
    for (j = 0; j < _tail.length; j++)
      _query[i++] = _tail[j];
    _query[i++] = 0;

    bytes32 oraclizeId = oraclize_query("URL", query);
    expectedId[oraclizeId] = id;
    isVerification[oraclizeId] = true;
  }
}

//
// This contract will validate that a twitter message url:
// 1) corresponds to a given username
// 2) containts an expected message (the user identifier)
//

import "accountProviderBase.sol";

contract Twitter is accountProviderBase {
  Lookup lookup;

  address owner;

  modifier owneronly { if (msg.sender == owner) _ }

  function setOwner(address addr) owneronly {
    owner = addr;
  }

  function Twitter() {
    owner = msg.sender;
  }

  function setLookup(address addr) owneronly {
    lookup = Lookup(addr);
  }

  // map the expected identifier to an oraclize identifier
  mapping (bytes32 => bytes32) expectedId;

  // true if verification, otherwise scoring
  mapping (bytes32 => bool) isVerification;

  // callback from oraclize with the result, let the storage contract know
  function __callback(bytes32 myid, string result) {
    if (msg.sender != oraclize_cbAddress()) throw;

    if (isVerification[myid])
      processVerification(myid, result);
    else
      processScore(myid, result);

    // clean up
    delete expectedId[myid];
    delete isVerification[myid];
  }

  function processScore(bytes32 myid, string result) internal {
    uint followers = parseInt(result);
    uint newScore = 1000000;
    if (followers / 10000 == 0)
      newScore = 100 * (followers % 10000);

    Storage(lookup.addrStorage()).updateScore(lookup.accountProvider_TWITTER(), expectedId[myid], newScore);
  }

  // start the scoring process and call oraclize with the URL
  function score(bytes32 id, string userId) coupon("HackEtherCamp") {
    bytes memory _userId = bytes(userId);
    string memory head = "html(https://twitter.com/";
    bytes memory _head = bytes(head);
    string memory tail = ").xpath(//*[contains(@data-nav, 'followers')]/*[contains(@class, 'ProfileNav-value')]/text())";
    bytes memory _tail = bytes(tail);
    string memory query = new string(_head.length + _userId.length + _tail.length);
    bytes memory _query = bytes(query);
    uint i = 0;
    for (uint j = 0; j < _head.length; j++)
      _query[i++] = _head[j];
    for (j = 0; j < _userId.length; j++)
      _query[i++] = _userId[j];
    for (j = 0; j < _tail.length; j++)
      _query[i++] = _tail[j];
    bytes32 oraclizeId = oraclize_query("URL", query);
    expectedId[oraclizeId] = id;
    isVerification[oraclizeId] = false;
  }

  function processVerification(bytes32 myid, string result) internal {
    // this is basically a bytes32 to hexstring piece
    string memory expected = iudexIdToString(expectedId[myid]);
    bool asExpected = strCompare(expected, result) == 0;
    Storage(lookup.addrStorage()).updateAccount(lookup.accountProvider_TWITTER(), expectedId[myid], asExpected, myid);
  }

  // ensure that the proofLocation corresponds to a twitter.com URL for the user `userId`
  function verifyUrl(string userId, string proofLocation) internal returns (bool){
    bytes memory _userId = bytes(userId);
    string memory twitterPrefix = "://twitter.com/";
    bytes memory _twitterPrefix = bytes(twitterPrefix);
    string memory urlHead = new string(_twitterPrefix.length + _userId.length + 1);
    bytes memory _urlHead = bytes(urlHead);
    uint i = 0;
    for (uint j = 0; j < _twitterPrefix.length; j++)
      _urlHead[i++] = _twitterPrefix[j];
    for (j = 0; j < _userId.length; j++)
      _urlHead[i++] = _userId[j];
    _urlHead[i++] = byte("/");

    if (indexOf(proofLocation, string(_urlHead)) == -1)
      return false;

    return true;
  }

  // start the verification process and call oraclize with the URL
  function verify(bytes32 id, string userId, string proofLocation) coupon("HackEtherCamp") {
  //    bytes32 oraclizeId = oraclize_query("html(https://twitter.com/oraclizeit/status/671316655893561344).xpath(//*[contains(@class, 'tweet-text')]/text())");

    // check that userId matches the username in proofLocation
    if (!verifyUrl(userId, proofLocation))
      throw;

    // build up the request string
    string memory head = "html(";
    bytes memory _head = bytes(head);
    string memory tail = ").xpath(//*[contains(@class, 'tweet-text')]/text())";
    bytes memory _tail = bytes(tail);

    bytes memory _tweetUrl = bytes(proofLocation);

    string memory query = new string(_head.length + _tail.length + _tweetUrl.length + 2);
    bytes memory _query = bytes(query);
    uint i = 0;
    for (uint j = 0; j < _head.length; j++)
      _query[i++] = _head[j];
    for (j = 0; j < _tweetUrl.length; j++)
      _query[i++] = _tweetUrl[j];
    for (j = 0; j < _tail.length; j++)
      _query[i++] = _tail[j];
    _query[i++] = 0;

    bytes32 oraclizeId = oraclize_query("URL", query);
    expectedId[oraclizeId] = id;
    isVerification[oraclizeId] = true;
  }
}


Add capped token contract

Add capped token contract

pragma solidity ^0.4.11;

import './MintableToken.sol';

/**
 * @title Capped token
 * @dev Mintable token with a token cap.
 */

contract CappedToken is MintableToken {

  uint256 public cap;

  function CappedToken(uint256 _cap) {
    require(_cap > 0);
    cap = _cap;
  }

  /**
   * @dev Function to mint tokens
   * @param _to The address that will receive the minted tokens.
   * @param _amount The amount of tokens to mint.
   * @return A boolean that indicates if the operation was successful.
   */
  function mint(address _to, uint256 _amount) onlyOwner canMint public returns (bool) {
    require(totalSupply.add(_amount) <= cap);

    return MintableToken.mint(_to, _amount);
  }

}

error: pathspec 'contracts/token/CappedToken.sol' did not match any file(s) known to git