add updates to overlay
Merge branch 'master' of https://github.com/mule-deer-2013/siteKick into OverlayPart2
Merge branch 'master' of https://github.com/mule-deer-2013/siteKick into OverlayPart2
update overlay for first 150 words
add background for feedback box
add class to update overlay for all categories
Merge pull request #44 from mule-deer-2013/OverlayPart2

Overlay part2: updating javascript code to include all categories