Merge pull request #18 from milsyobtaf/master

Removed forced content sizing
Merge pull request #19 from milsyobtaf/master

Basic branch front page styling, grid re-jiggering
Merge pull request #20 from milsyobtaf/master

Fixed gutter width issue
added blocks for columns 2 and 3, added classes to all three columns
moved group_nav output to correct place
Merge pull request #5 from TheLibratory/master

Structural changes