Version bump; drop old

(Portage version: 2.2.8-r2/cvs/Linux x86_64, signed Manifest commit with key 67C78E1D)
Version bump wrt bug 524108; Add PHP 5.6; Drop old

(Portage version: 2.2.8-r2/cvs/Linux x86_64, signed Manifest commit with key 67C78E1D)
Version bump wrt bug 522384; remove old

(Portage version: 2.2.8-r2/cvs/Linux x86_64, signed Manifest commit with key 67C78E1D)