buttons trigger state changes for preferences
fix event handling for checkboxes
Merge pull request #253 from mozilla/update_list_view

Update list view
move SVG to external file
adding external map file
Merge pull request #255 from mozilla/update_list_view

Update list view
update sort value for preferences
Merge branch 'update_list_view' into c2_fresh_start
[Issue #245] added Legend & Controls section to Graph view
changed some colors and worked on info bar
brought in Azlen's style changes
Merge branch 'c2_fresh_start' of https://github.com/mozilla/collusion into c2_fresh_start
fix conflicts