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
Merge branch 'small-code-cleanups' of https://github.com/hkupty/flaskbb into hkupty-small-code-cleanups

Conflicts:
	flaskbb/forum/views.py
	flaskbb/management/forms.py
Merge branch 'hkupty-small-code-cleanups'