[GAE Server] Added Enum for Anno action types
[GAE Server] Code refactor
[GAE Server] More code refactor
[GAE Server] Fixed error getting while generating sphinx documentation
[GAE Server] Added documentation for 'UpdateSchemaHandler'
[GAE Server] Added AnnoQueryType enum for query type of anno
[GAE Server Doc] Added documentation for helper module
[GAE Server] Sorting comments for anno
Changed sphinx html themes to 'nature'
[Android] Made Notifications more conspicuous