Limit personal messages load
Created message loading method
Infinite scroll on personal messages
Infinite scroll on personal messages
Merge branch 'personal_messages' of https://github.com/clami219/simple-app into personal_messages

Conflicts:
	app/assets/javascripts/users.js.coffee
Merge branch 'personal_messages'

Conflicts:
	app/views/messages/_list.html.erb
Added user_id check on message creation
Added indexes to messages to improve performances (in prevision of a much bigger db)
Merge branch 'personal_messages'
integrated js timing change
Added username generation
Added username generation
Created messages index method, with its template and route + minor fixes
Fixed infinite scroll for all messages view
Changed my messages page title
Customized devise views