Include facebook_header in layout.
Restructure Gemfile.
Drop unused table login_accounts.
Revert "Drop words/new_word action and view."

This reverts commit 4656def05d5b52abd86e2fa50e9381d4f60cb989.

Conflicts:

	app/controllers/words_controller.rb
	config/routes.rb
Revert "Drop facebook layout."

This reverts commit dd4032dc6fc3acb9ede7f0e17908a9d248145f64.
Include thin gem.
Auto-Sign in on Facebook canvas request.
Add routing filter to support /fb_canvas prefix.
Redirect to /fb_canvas namespace in facebook#canvas.
Split link-box and link-box-icon SASS macros.
Include facebook stylesheet if called as canvas app.
Move background-position setting from link-box-icon to link-box mixin.
Some more facebook canvas styling.
Use fb_canvas after login in from facebook.
Restyle social login buttons.
Some more login button styling.
Remove br tags in shared devise links.
Different styles for buttons.
Add pinto logo.
Drop remember checkbox in login field.