Allow users to have avatars
Install paperclip gem
Add avatar create to user controller
Update user model for avatars
Create user edit
Update user new for avatar attachment
Add attachement column to user migration
Add paperclip to development environments
Create user show page
Add avatar functionality
Update user_params in controller
Add validation in user model
Remove avatar photos
Remove multipart true
Merge branch 'master' into aa-add_user_avatar

Conflicts:
	.gitignore
Merge branch 'aa-add_user_avatar'