trees. This was bustage from bug bug 232397 which added CSS classes but didn't add them consistently to all templates. Includes a global CSS file that defines the relevant bz_* classes and adds a link to it from the global header template. r,a=myk. git-svn-id: svn://10.0.0.236/trunk@154072 18797224-902f-48f8-a5cc-f745e15eee43