Bumping gaia.json for 6 gaia revision(s) a=gaia-bump

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https://hg.mozilla.org/integration/gaia-2_1/rev/d0de53b82a49
Author: Aleh Zasypkin <azasypkin@mozilla.com>
Desc: Bug 1063970 - [Messages][Refresh] Update styles of phone and url links located inside messages. r=schung

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https://hg.mozilla.org/integration/gaia-2_1/rev/5062e9e137e4
Author: Jose M. Cantera <jmcanterafonseca@gmail.com>
Desc: Bug 1062814 - [Contact][Refresh follow up] Label menu button are not in the right position and size

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https://hg.mozilla.org/integration/gaia-2_1/rev/db333e063f9d
Author: albertopq <apastor@mozilla.com>
Desc: Bug 1052465 Hide Sim icon when not active

Conflicts:
	apps/system/js/statusbar.js

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https://hg.mozilla.org/integration/gaia-2_1/rev/15b7f21942b9
Author: Eli Perelman <eli@eliperelman.com>
Desc: Bug 1064327 - Hiding SHB with fullscreen layout apps when disabled

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https://hg.mozilla.org/integration/gaia-2_1/rev/ff75fadc72df
Author: Eli Perelman <eli@eliperelman.com>
Desc: Bug 1059967 - Updating SHB to conform to UX v1.0 spec

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https://hg.mozilla.org/integration/gaia-2_1/rev/dec9555b3ca6
Author: Francisco Jordano <fjordano@mozilla.com>
Desc: Bug 1064256 - [Contacts] "TypeError: iceGroup is null"
Bumping manifests a=b2g-bump