fix signup and login happy path
Merge pull request #11 from Vanderln/navbar

fix signup and login happy path
fix bug in avatar_uploader
seeds file
stylesheet for photo sizing
attr accessibility on models for seeding db
added username to views
Merge branch 'master' into seed to make sure tests still pass
formatting and updated answers and questions controllers and views
don't need these
Merge pull request #13 from Vanderln/seed

Seed -
fixed merge conflicts
removed duplicate attr_accessible line