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

========

https://hg.mozilla.org/integration/gaia-central/rev/16d0fa02d9f3
Author: Greg Weng <snowmantw@gmail.com>
Desc: Merge pull request #16292 from saminath/nfc_url_improve_4

Bug 969217 - Improvement for the function of sharing of URLs. r=alive

========

https://hg.mozilla.org/integration/gaia-central/rev/13a4b9341a9f
Author: s.x.veerapandian <s.x.veerapandian@bdc7-d-2tcc7bs.(none)>
Desc: Bug 969217 - Improvement for the function of sharing of URLs. r=alive
Bumping manifests a=b2g-bump
Bumping gaia.json for 6 gaia revision(s) a=gaia-bump

========

https://hg.mozilla.org/integration/gaia-central/rev/4da7d6e06cc0
Author: steveck-chung <schung@mozilla.com>
Desc: Merge pull request #16347 from steveck-chung/bug-972245

Bug 972245 - Photos can appear distorted in the call log and in the SMS(SMS part only), r=julienw.

========

https://hg.mozilla.org/integration/gaia-central/rev/c2b4329d63c3
Author: Steve Chung <schung@mozilla.com>
Desc: Bug 972245 - Photos can appear distorted in the call log and in the SMS app(SMS part)

========

https://hg.mozilla.org/integration/gaia-central/rev/62a77fd8abf3
Author: gasolin <gasolin@gmail.com>
Desc: Merge pull request #16233 from gasolin/issue-968682

Bug 968682 - [settings] add marionette test for Notifications panel, r=arthur&evan

========

https://hg.mozilla.org/integration/gaia-central/rev/48a9a5fbcd6c
Author: gasolin <gasolin@gmail.com>
Desc: Bug 968682 - [settings] add marionette test for Notifications panel

========

https://hg.mozilla.org/integration/gaia-central/rev/69fd6752d88f
Author: Timothy Guan-tin Chien <timdream@gmail.com>
Desc: Merge pull request #16280 from timdream/system2-hardwarebuttons

Bug 971495 - [System2] Instantiable HardwareButtons, r=alive

========

https://hg.mozilla.org/integration/gaia-central/rev/68986d8dbc32
Author: Timothy Guan-tin Chien <timdream@gmail.com>
Desc: Bug 971495 - [System2] Instantiable HardwareButton
Bumping manifests a=b2g-bump