Automated checkin: version bump for firefox 22.0b5 release. DONTBUILD CLOSED TREE a=release

--HG--
branch : GECKO220b5_2013061211_RELBRANCH
Added FIREFOX_22_0b5_RELEASE FIREFOX_22_0b5_BUILD1 tag(s) for changeset 60778e5f0498. DONTBUILD CLOSED TREE a=release

--HG--
branch : GECKO220b5_2013061211_RELBRANCH