Update documentation (esp. revamp status)
Update documentation (esp. revamp status)

git-svn-id: 07e90cf55c51d05f6e47e58d22f17c514a1aa358@59 48356398-32a2-884e-a903-53898d9a118a

stefanotorresi/htmlpurifier,bfroehle/htmlpurifier,ezyang/htmlpurifier,Masterjoa/HTMLPurifier-standalone,r-kovalenko/htmlpurifier,Janson-Leung/htmlpurifier,bfroehle/htmlpurifier,r-kovalenko/htmlpurifier,bartbutler/htmlpurifier,ezyang/htmlpurifier,r-kovalenko/htmlpurifier,Janson-Leung/htmlpurifier,stefanotorresi/htmlpurifier,bartbutler/htmlpurifier,Janson-Leung/htmlpurifier,stefanotorresi/htmlpurifier,stefanotorresi/htmlpurifier,ezyang/htmlpurifier,Janson-Leung/htmlpurifier,bfroehle/htmlpurifier,Masterjoa/HTMLPurifier-standalone,ezyang/htmlpurifier,bartbutler/htmlpurifier,r-kovalenko/htmlpurifier,bartbutler/htmlpurifier