Merged with origin
Python tests are now called from main
All calls to user are now formed as functions
Callbacks returning errors are processed correctly, stack is printed on errors
Implementation of methods moved from entities to models
Forum details function added, impls moved to models
Foreign keys name changed for compatibility with API
Timestamps are now stored as strings
Added models for forum and thread, funcitonality of Get* for entities enlarged with [with_details] and [related] switches
Merge branch 'master' of https://github.com/Rocknrolla91/forum_api

Merging again because of the readme.md file