Forum/views: PEP8
Management/Views: Style
Management/Forms: PEP8
Management/Models: Reduced Complexity
Management/Views: Reverted 'is' to '=='
App: Code simplifications
Forum/Views: many code fixes

- Rename all variable name conflicts;
- PEP8;
- Other minor cleanups
Updated requirements
Replace deprecated fields/validators. #65
fixing typo
removed cruft

Removed the unnessesary IF part.
Merge pull request #66 from dwieeb/master

fixing typo
Merge pull request #67 from vindolin/patch-1

removed cruft
Compatibility methods
Change requirements for Python 3 compatibility
Remove wsgiref (not compatible, not required)
Change Flask-and-Redis in favour of Flask-Redis (latter is compatible)
Use forked version of Flask-WhooshAlchemy that has full Python 3 compatibility
Update production and default config to work with Flask-Redis settings.
_compat.max_integer instead of sys.maxint
Make helper-methods py3 compatible
_compat.max_integer instead of sys.maxint
_compat.text_type instead of unicode