Merge pull request #1 from SU-SWS/7.x-2.x

7.x 2.x
Revised Open Framework print styles
Apply dropdown classes to main-menu, but only when navigation is empty
Merge pull request #111 from mistermarco/7.x-2.x

Apply dropdown classes to main-menu, but only when navigation is empty
Adjusting footer margins
Hide main menu when printing
Merge branch '7.x-2.x' of https://github.com/SU-SWS/open_framework into 7.x-2.x