Merge pull request #250 from mozilla/update_list_view

fixes for table sorting and layout
Merge pull request #251 from mozilla/update_list_view

added stage header and stage footer
[Issue #252] new stylings for side bar
Merge branch 'c2_fresh_start' of https://github.com/mozilla/collusion into c2_fresh_start
[Issue #252] styling tweaks
[Issue #252] styling tweaks
buttons trigger state changes for preferences