Bumping gaia.json for 10 gaia revision(s) a=gaia-bump

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https://hg.mozilla.org/integration/gaia-2_1/rev/16be89d88623
Author: Marcus Cavanaugh <m@mcav.com>
Desc: Bug 1063540 - Manual setup error message when IMAP and SMTP settings are wrong. r=asuth

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https://hg.mozilla.org/integration/gaia-2_1/rev/49368f91bab6
Author: Sam Foster <sfoster@mozilla.com>
Desc: Bug 1065384 - Accomodate longer text in FTU tutorial. r=fcampo

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https://hg.mozilla.org/integration/gaia-2_1/rev/dbd4776ea923
Author: Francisco Jordano <fjordano@mozilla.com>
Desc: Bug 1059082 - [NFC] Could not share the contact which initial imported via NFC r=jmcf

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https://hg.mozilla.org/integration/gaia-2_1/rev/afef26b5ae58
Author: Marcus Cavanaugh <m@mcav.com>
Desc: Bug 1055229 - [Clock] Clock icon does not reappear when hitting snooze.

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https://hg.mozilla.org/integration/gaia-2_1/rev/59244de0e127
Author: jprudencio <jpruden92@gmail.com>
Desc: Bug 1061072 - [Contacts] Back 'X' is missing from Set ICE page (Single select mode)

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https://hg.mozilla.org/integration/gaia-2_1/rev/bc107d28eec4
Author: Jose M. Cantera <jmcanterafonseca@gmail.com>
Desc: Bug 1067251 - [Contacts] [Regression] Cannot reset phone field when editing a contact

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https://hg.mozilla.org/integration/gaia-2_1/rev/c25e8da82b6b
Author: Ben Francis <ben@tola.me.uk>
Desc: Bug 1067431 - Add final search icon assets for expanded Rocketbar

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https://hg.mozilla.org/integration/gaia-2_1/rev/788f3e51278b
Author: Wilson Page <wilsonpage@me.com>
Desc: Bug 1064315 - [camera] Update gaia-header and gaia-icons

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https://hg.mozilla.org/integration/gaia-2_1/rev/b0dfa67ebbf7
Author: ian-liu <iliu@mozilla.com>
Desc: Bug 1057965 - [Devices][Storage] SD card section does not show on media storage after detected unknown SD card

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https://hg.mozilla.org/integration/gaia-2_1/rev/450c1bf2b156
Author: albertopq <apastor@mozilla.com>
Desc: Bug 1066847 -  Statusbar icons disappear in utility tray r=mhenretty
Bumping manifests a=b2g-bump