Automated checkin: version bump for fennec 25.0 release. DONTBUILD CLOSED TREE a=release

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branch : MOBILE250_2013102300_RELBRANCH
Added FENNEC_25_0_RELEASE FENNEC_25_0_BUILD2 tag(s) for changeset a931cbcc99cd. DONTBUILD CLOSED TREE a=release

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branch : MOBILE250_2013102300_RELBRANCH