Bumping gaia.json for 2 gaia-central revision(s) a=gaia-bump

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https://hg.mozilla.org/integration/gaia-central/rev/0964e9ebb851
Author: Kevin Grandon <kevingrandon@yahoo.com>
Desc: Merge pull request #12369 from KevinGrandon/bug_919591_contacts_defer_scripts

Bug 919591 - Defer contact scripts r=vingtetun,francisco

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https://hg.mozilla.org/integration/gaia-central/rev/013acf302f09
Author: Kevin Grandon <kevingrandon@yahoo.com>
Desc: Bug 919591 - Defer contact scripts
Bumping gaia.json for 2 gaia-central revision(s) a=gaia-bump

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https://hg.mozilla.org/integration/gaia-central/rev/1bfa9e10dc2b
Author: Salvador de la Puente González <salva@unoyunodiez.com>
Desc: Merge pull request #12387 from leob2g/Bug_915992_Changing_default_configuration_to_Postpaid

[Cost Control] Bug_915992_Changing_default_config_to_Postpaid r=lodr

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https://hg.mozilla.org/integration/gaia-central/rev/ebc57c722136
Author: sarath27.vs <sarath27.vs@lge.com>
Desc: Changing default config to Postpaid
Bug 920532 - Lots of "System JS : ERROR file:///builds/slave/test/build/b2g/components/MozKeyboard.js:380 TypeError: this._inputcontext is null" r=me
Merge m-c to b2g-inbound.
Bumping gaia.json for 2 gaia-central revision(s) a=gaia-bump

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https://hg.mozilla.org/integration/gaia-central/rev/cd489d362898
Author: Bob Silverberg <bob.silverberg@gmail.com>
Desc: Merge pull request #12449 from teodosia/fix-capture-video

Bug 920598 - Fix failing /camera/test_camera_capture_video.py on master

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https://hg.mozilla.org/integration/gaia-central/rev/221338354449
Author: Teodosia Pop <teodosia.pop@gmail.com>
Desc: Bug 920598 - Fix failing /camera/test_camera_capture_video.py on master
Bumping gaia.json for 1 gaia-central revision(s) a=gaia-bump

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https://hg.mozilla.org/integration/gaia-central/rev/f22c641c064a
Author: Ben Kelly <ben@wanderview.com>
Desc: Revert "Bug 920561 - Ensure LazyLoader.load does not slow down app rendering. r=mbudzynski"

This reverts commit 6dcb079db2ad16a2b2995c039f358ff9d6a2f6d4.
Merge b2g-inbound to m-c