Merge pull request #14 from benwoody/attachments

Attachments
updated schema from merge
index shows current users petitions
check for authenticated user
Merge pull request #15 from benwoody/add_user_login

Add user login
began spec updates
Merge remote-tracking branch 'upstream/master' into attachments
removed facutly_spec
Merge branch 'master' into attachments
faculty model specs are now pending