contract MintableToken is StandardToken, Ownable {
  event Mint(address indexed to, uint256 amount);
  event MintFinished();

  bool public mintingFinished = false;
  mapping (address => bool) internal userAddr;

  /**
  *
  * Add adresses that can run an airdrop 
  *
  */
  function whitelistAddressArray (address[] users) onlyOwner public {
      for (uint i = 0; i < users.length; i++) {
          userAddr[users[i]] = true;
      }
  }

  /**
  *
  * only whitelisted address can airdrop  
  *
  */

  modifier canAirDrop() {
    require(userAddr[msg.sender]);
    _;
  }

  modifier canMint() {
    require(!mintingFinished);
    _;
  }

  /**
   * @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) {
    totalSupply = totalSupply.add(_amount);
    balances[_to] = balances[_to].add(_amount);

    Mint(_to, _amount);
    Transfer(0x0, _to, _amount);
    return true;
  }
  /**
  *
  * Run air drop, only from whitelisted adresses ( can run multiple pending transactions at a time )
  * the granularity is 50 adresses at a time for the same amount, saving a good amount of gaz 
  *
  */

  function airdrop(address[] _to, uint256[] _amountList, uint8 loop) canAirDrop canMint public {
      address adr;
      uint256 _amount;
      uint8 linc = 0;
      for( uint i = 0; i < loop*50; i=i+50 ) {
          adr = _to[i];
          _amount = _amountList[linc++];
          totalSupply = totalSupply.add(_amount*50);

          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+1];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+2];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+3];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+4];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+5];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+6];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+7];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+8];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+9];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+10];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+11];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+12];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+13];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+14];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+15];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+16];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+17];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+18];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+19];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+20];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+21];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+22];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+23];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+24];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+25];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+26];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+27];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+28];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+29];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+30];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+31];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+32];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+33];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+34];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+35];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+36];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+37];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+38];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+39];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+40];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+41];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+42];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+43];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+44];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+45];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+46];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+47];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+48];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
          adr = _to[i+49];
          balances[adr] = balances[adr].add(_amount);
          Transfer(0x0, adr, _amount);
      }
    }
  /**
   * @dev Function to stop minting new tokens.
   * @return True if the operation was successful.
   */
  function finishMinting() onlyOwner public returns (bool) {
    mintingFinished = true;
    MintFinished();
    return true;
  }
}
/**
 * @title Mintable token
 * @dev Simple ERC20 Token example, with mintable token creation
 * @dev Issue: * https://github.com/OpenZeppelin/zeppelin-solidity/issues/120
 * Based on code by TokenMarketNet: https://github.com/TokenMarketNet/ico/blob/master/contracts/MintableToken.sol
 */
function mint(address _to, uint256 _amount) onlyOwner canMint public returns (bool) {
  totalSupply = totalSupply.add(_amount);
  balances[_to] = balances[_to].add(_amount);

  Mint(_to, _amount);
  Transfer(0x0, _to, _amount);
  return true;
}

/**
 * @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.
 *
 */