Changed API.

-Renamed some functions to make then more consistent within the package and with the framework
  From                 To
  -------------------------------------
  SurveyNew()       => SurveyAdd()
  SurveySave()      => SurveyUpdate()
  SurveyQueueSave() => SurveyQueueSet()
  AnswerSave        => AnswerUpdate()
  PublicAnswerSave  => PublicAnswerSet()
  CountRequest      => RequestCount()
  CountVote         => VoteCount()