Foundation 5 Update

Update to Zurb Foundation 5 and all around code cleanup.
style and Foundation adjustments.
Testing dynamic grids.
Gallery display updates.

Many minor updates that should have been committed a LONG time ago.
Foundation Update

Updates Foundation from 5.3.0 to 5.3.1
Nav bar background color change
Clearing close button color & size change.
Listing Header Change

Changes gallery list titles to h5.
Header Updates

Changes site title background color.
Moves navigation to its own row.
Updates style accordingly.
Merge pull request #2 from ProfeC/development

Development merge