Bumping gaia.json for 1 gaia revision(s) a=gaia-bump

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https://hg.mozilla.org/integration/gaia-central/rev/da335c064a24
Author: Michael Henretty <michael.henretty@gmail.com>
Desc: Bug 977337 - Fixing broken gaia unit tests
Bumping manifests a=b2g-bump
Bumping gaia.json for 5 gaia revision(s) a=gaia-bump

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https://hg.mozilla.org/integration/gaia-central/rev/87a6dd5b96f9
Author: Mason Chang <mchang@mozilla.com>
Desc: Revert "Merge pull request #16500 from changm/bug960325"

This reverts commit 7540b00be89b65b180817564dfb4b8a0701179ca, reversing
changes made to 447eb65ee5a7428e3959ac3b1c0a3fbbfc125d43.

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https://hg.mozilla.org/integration/gaia-central/rev/c905f06add76
Author: Mason Chang <mchang@mozilla.com>
Desc: Revert "Merge pull request #16640 from changm/bug970284"

This reverts commit ec159aac19ff25912f1d68ffb44b29f797583ef5, reversing
changes made to 5534725dbc8245070cd8c40bd4150cfaef306474.

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https://hg.mozilla.org/integration/gaia-central/rev/c0a866c5a1ca
Author: KWierso <kwierso@gmail.com>
Desc: Merge branch 'master' of github.com:mozilla-b2g/gaia

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https://hg.mozilla.org/integration/gaia-central/rev/562a5b7c0c98
Author: KWierso <kwierso@gmail.com>
Desc: Remove broken test until rik has a chance to investigate in bug 969280 r=rik

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https://hg.mozilla.org/integration/gaia-central/rev/217af7a629e7
Author: KWierso <kwierso@gmail.com>
Desc: Reland "Merge pull request #16656 from Rik/telephony-promise-969280"

This reverts commit 548965a5866aa38b5f44c336b3a7fb723164e277.
Bumping manifests a=b2g-bump
Bumping gaia.json for 1 gaia revision(s) a=gaia-bump

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https://hg.mozilla.org/integration/gaia-central/rev/2761bef23995
Author: Michael Henretty <michael.henretty@gmail.com>
Desc: Bug 969280 - disabling all navigation bar tests in dialer for tbpl bustage
Bumping manifests a=b2g-bump
Bug 977393 -  Fix build failure on gonk KK r=pchang
Backed out changeset 0569a8a2f83d (bug 958727) for causing performance regressions.
Merge b-i to m-c