Give reps ability to upload photos
Merge branch 'master' of github.com:askaway/askaway into feature/pretty-pictures

Conflicts:
	app/views/users/edit.html.haml
	app/views/users/show.html.haml
Fix failing spec
Change upload button text
Uploaded avatars: no larger than 5 MB.
Move uploadable avatar stuff into a concern
Move uploaded_avatar specs into separate file
Merge pull request #109 from askaway/feature/pretty-pictures

Feature/pretty pictures