Added tag SEAMONKEY_2_21b1_BUILD1 for changeset FIREFOX_24_0b4_BUILD1. CLOSED TREE a=release

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branch : GECKO240b4_2013081919_RELBRANCH
Added tag SEAMONKEY_2_21b1_RELEASE for changeset FIREFOX_24_0b4_BUILD1. CLOSED TREE a=release

--HG--
branch : GECKO240b4_2013081919_RELBRANCH