Update release config for Fennec-31.0b6-build1

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branch : production
Added tag FENNEC_31_0b6_RELEASE, FENNEC_31_0b6_BUILD1 for changeset 48b9a464a5cc

--HG--
branch : production
Update release config for Firefox-31.0b6-build1

--HG--
branch : production
Added tag FIREFOX_31_0b6_BUILD1, FIREFOX_31_0b6_RELEASE for changeset 728a56d9b2d7

--HG--
branch : production