add nation builder to cookie block list
css tweak for windows
remove adblock plus filter checking
Merge branch 'master' into windows
change name of Kinja to Gawker Comments
fixes style nits on background.js, adds comments, fixes some discovered bugs
fix style nits and remove commented out code
add kataweb to the cookieblock list
Merge pull request #279 from EFForg/windows

Remove unused checksumming and update style.