unapproved projects hidden in index.html from anon and non-staff users
added links to mentor and mentee profiles in project detail pages
added ability for non-anonymous user to apply to project through the project detail page. also fixed the project detail url regex to optionally accept the url slug as a parameter
changed some login rules and added django-braces as a dependancy
Merge pull request #10 from brianjyee/feature/profiles

Feature/profiles
Merge pull request #11 from brianjyee/feature/profiles

added tagging to userprofile model
UserProfiles can be edited on the user page in the admin, so I removed admin.py  Also cleaned up some other stuff
made user update view update both user and userprofile
additioal tag change
additioal tag change
added filtering to userprofile list
Merge branch 'develop' of https://github.com/esoergel/coderaising into feature/profiles
better reverse url