Remove unused variables and imports, fix too long lines in soc.logic.helper.notifications module. Patch by: Pawel Solyga Reviewed by: to-be-reviewed

Rename unused loop variable to _ in soc.views.models.user_self module. Patch by: Pawel Solyga Reviewed by: to-be-reviewed

Add date postfix to the filename of each our JS or CSS files that still don't have it. Update filename changes in soc/base.html template. Patch by: Pawel Solyga Reviewed by: to-be-reviewed

Style fixes plus removal of unused imports, add missing docstring and fix too long lines in soc.views.models.org_app module. Patch by: Pawel Solyga Reviewed by: to-be-reviewed

Style fixes plus remove unused imports in soc.views.models.group_app module. Patch by: Pawel Solyga Reviewed by: to-be-reviewed

Fix too long lines, remove unused variable, add missing docstring in soc.views.models.program module. Patch by: Pawel Solyga Reviewed by: to-be-reviewed

Some style fixes and removal of unused imports in soc.views.models.document module. Patch by: Pawel Solyga Reviewed by: to-be-reviewed

Some style fixes, removal of unused imports and add ugettext where it was missing in soc.views.models.organization module. Patch by: Pawel Solyga Reviewed by: to-be-reviewed

Remove unused imports and variable, plus some style fixes in soc.views.models.group module. Patch by: Pawel Solyga Reviewed by: to-be-reviewed

Fix too long lines in soc.views.models.student_proposal module. Patch by: Pawel Solyga Reviewed by: to-be-reviewed