Made library preview images smaller for better layout on welcome page
First version of personalized welcome page section
Merge branch 'develop' into feature-libraries

Conflicts:
	app/models/library.rb
Improved order for private library on welcome page
Fixed bugs for personalized section on welcome page
Improved personalized section on welcome page and added feature test
Work in progress
Personalized section second version showcase
Fix for showcase
Refactored library partials
Added user links to library headers on welcome page
Some more refactoring
Remove link from library control panel if article already is in library
Fixed comments padding bug
Refactoring
Merge branch 'feature-libraries-refactoring' into feature-libraries

Conflicts:
	app/views/welcome/index.html.haml
Merge branch 'develop' into feature-libraries

Conflicts:
	app/views/libraries/_library.html.haml
	app/views/libraries/index.html.haml
	app/views/libraries/show.html.haml
	app/views/libraries/show.js.erb
Fixed the last merge conflict from previous commit
Removed personalized welcome page stuff from this branch
Set locals defaults correctly in partials