Automated checkin: version bump for firefox 24.0b8 release. DONTBUILD CLOSED TREE a=release

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branch : GECKO240b8_2013090215_RELBRANCH
Added FIREFOX_24_0b8_RELEASE FIREFOX_24_0b8_BUILD1 tag(s) for changeset e62612cff09f. DONTBUILD CLOSED TREE a=release

--HG--
branch : GECKO240b8_2013090215_RELBRANCH