Add missing css changes defined in sass files (see UP-3762 commit df4eb3e70)
Add missing sass changes defined in css files and regenerate css (@see UP-3750 commit a63ad540d ; commit 51f7d2f9db : Solve CSS issue about lock icon in portlet title...)
Fix some images of hc and coal themes
Fix missing sort.png and padding-right error on toolbar of portlets administration
Merge pull request #183 from auxepaul/UP-3870

UP-3870: Fix Universality themes : add missing sass changes defined in css files ; add missing css changes defined in sass files ; add missing images