anchor.diff:  This resource will never return more than the maximum record count set in the server config (default: 20).
   
   Can be paginated with the minRecord and maxRecord query parameters. For example if 100 *Profile* objects are returned by the query and
  -you want to see page 2 with a page size of 20 set minRecord to 20 and maxRecord to 39.  
  +you want to see page 2 with a page size of 20 set minRecord to 20 and maxRecord to 39.
   
   Also allows a *User* to create a new *Profile*.
   
  
positive.code: + Parameters
      + projectId (string) ... The unique identifier of the project (_id).
      + deviceMacAddr (string) ... The MAC address of the connected device of whos state you want to manipulate.
      
  
  ### Post an Update [PUT]
  
  
negative.code: + Parameters
      + projectId (string) ... The unique identifier of the project (_id).
      + username (string) ... The username of the user (their email).
  
  
  ### Add a ProjectUser [PUT]
  
  