Bumping gaia.json for 5 gaia revision(s) a=gaia-bump

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https://hg.mozilla.org/integration/gaia-central/rev/314e4a119596
Author: Diego Marcos <diego.marcos@gmail.com>
Desc: Merge pull request #22603 from dmarcos/bug1019841

Bug 1019841 - [Gallery] Update to use <gaia-header>

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https://hg.mozilla.org/integration/gaia-central/rev/523d4b157f73
Author: Wilson Page <wilsonpage@me.com>
Desc: Bug 1019841 - [Gallery] Update to use <gaia-header>

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https://hg.mozilla.org/integration/gaia-central/rev/3afecf4621e5
Author: Douglas Sherk <github@sherk.me>
Desc: Merge pull request #22910 from DouglasSherk/1045499-dialer-call-log-2line

Bug 1045499 - Switch call log to a 2-line layout. r=Rik

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https://hg.mozilla.org/integration/gaia-central/rev/6599008c2323
Author: DouglasSherk <github@sherk.me>
Desc: Bug 1045499 - Fix JSHint errors. r=Rik

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https://hg.mozilla.org/integration/gaia-central/rev/6e195f192636
Author: DouglasSherk <github@sherk.me>
Desc: Bug 1045499 - Switch call log to a 2-line layout. r=Rik
Bumping manifests a=b2g-bump