Version bump

(Portage version: 2.2.8-r1/cvs/Linux x86_64, signed Manifest commit with key 77C501ED)
Adding missing patch. Closes bug #518284

(Portage version: 2.2.8_p17_p17835632/cvs/Linux i686, signed Manifest commit with key 1F6F0683)
correct SRC_URI, fix bug 518820, 519220

(Portage version: 2.2.12/cvs/Linux x86_64, signed Manifest commit with key 0xAABEFD55)
Allowed user patching.

(Portage version: 2.2.11_p14/cvs/Linux x86_64, signed Manifest commit with key 611FF3AA)
Keyword ~ppc ~ppc64, bug #509628

(Portage version: 2.2.8-r1/cvs/Linux x86_64, signed Manifest commit with key 0xF52D4BBA)
rework dconf sed operation

(Portage version: 2.2.12/cvs/Linux x86_64, signed Manifest commit with key 0xAABEFD55)