Bumping gaia.json for 11 gaia revision(s) a=gaia-bump

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https://hg.mozilla.org/integration/gaia-central/rev/3d51ccb96caa
Author: Pavel Ivanov <pivanov@mozilla.com>
Desc: Merge pull request #21656 from pivanov/bug-1035709

Bug 1035709 - [Browser] - remove unused images

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https://hg.mozilla.org/integration/gaia-central/rev/45943d96c0e6
Author: Pavel Ivanov <pivanov@mozilla.com>
Desc: Bug 1035709 - [Browser] - remove unused images

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https://hg.mozilla.org/integration/gaia-central/rev/6279ac0daeb2
Author: Pavel Ivanov <pivanov@mozilla.com>
Desc: Merge pull request #21676 from pivanov/bug-1035714

Bug 1035714 - [Communications] - remove unused images

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https://hg.mozilla.org/integration/gaia-central/rev/fcb489b620ab
Author: Pavel Ivanov <pivanov@mozilla.com>
Desc: Bug 1035714 - [Communications] - remove unused images

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https://hg.mozilla.org/integration/gaia-central/rev/e514e9156a1c
Author: Pavel Ivanov <pivanov@mozilla.com>
Desc: Merge pull request #21668 from pivanov/bug-1035712

Bug 1035712 - [Contacts] - remove unused images

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https://hg.mozilla.org/integration/gaia-central/rev/06d67dd31baa
Author: Pavel Ivanov <pivanov@mozilla.com>
Desc: Bug 1035712 - [Contacts] - remove unused images

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https://hg.mozilla.org/integration/gaia-central/rev/7e88ba162822
Author: Cristian Rodriguez <crdlc@tid.es>
Desc: Merge pull request #21617 from crdlc/bug-1037338

Bug 1037338 - Installed apps arent added to smart collection

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https://hg.mozilla.org/integration/gaia-central/rev/a4e3ab3ec955
Author: crdlc <crdlc@tid.es>
Desc: Bug 1037338 - Installed apps arent added to smart collection

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https://hg.mozilla.org/integration/gaia-central/rev/57b9409f8a37
Author: Yura Zenevich <yura.zenevich@gmail.com>
Desc: Merge pull request #20700 from yzen/bug-1026606

Bug 1026606 - Handling focus/blur everything.me interactions in more accessible manner.

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https://hg.mozilla.org/integration/gaia-central/rev/913b381c5971
Author: Yura Zenevich <yzenevich@mozilla.com>
Desc: Bug 1026606 - making everything me searchbar history screen reader accessible. r=amirn

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https://hg.mozilla.org/integration/gaia-central/rev/caec915a5eb2
Author: Yura Zenevich <yzenevich@mozilla.com>
Desc: Bug 1026606 - making collection renaming accessible to the screen reader.
Bumping manifests a=b2g-bump