Bumping gaia.json for 4 gaia revision(s) a=gaia-bump

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https://hg.mozilla.org/integration/gaia-central/rev/80230553eaf6
Author: Florin Strugariu <bebef_1987@yahoo.com>
Desc: Merge pull request #20690 from zacc/bug_1019599

Bug 1019599 - Delete the emasulated test_url_keyboard.py

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https://hg.mozilla.org/integration/gaia-central/rev/b94192573960
Author: Zac <zcampbell@mozilla.com>
Desc: Bug 1019599 - Delete the emasulated test_url_keyboard.py

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https://hg.mozilla.org/integration/gaia-central/rev/9e4ddaea8f1c
Author: Florin Strugariu <bebef_1987@yahoo.com>
Desc: Merge pull request #20662 from zacc/bug_1026424_camera

Bug 1026424 - Remove explicit switching from camera app, rely on display...

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https://hg.mozilla.org/integration/gaia-central/rev/0f344f117ee1
Author: Zac <zcampbell@mozilla.com>
Desc: Bug 1026424 - Remove explicit switching from camera app, rely on displayed atom
Bumping manifests a=b2g-bump