Update release config for Fennec-31.0b4-build1

--HG--
branch : production
Added tag FENNEC_31_0b4_RELEASE, FENNEC_31_0b4_BUILD1 for changeset 71c534253ec8

--HG--
branch : production
Update release config for Firefox-31.0b4-build1

--HG--
branch : production
Added tag FIREFOX_31_0b4_RELEASE, FIREFOX_31_0b4_BUILD1 for changeset 14ed830a9760

--HG--
branch : production