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

========

https://hg.mozilla.org/integration/gaia-central/rev/efe14eac6d3a
Author: Dale Harvey <dale@arandomurl.com>
Desc: Bug 1061331 - Dont persist meta application-name in browser. r=kgrandon
Bumping manifests a=b2g-bump
Bumping manifests a=b2g-bump
Merge m-c to b-i
Bumping gaia.json for 2 gaia revision(s) a=gaia-bump

========

https://hg.mozilla.org/integration/gaia-central/rev/37ff07d95f18
Author: Kevin Grandon <kevingrandon@yahoo.com>
Desc: Merge pull request #23975 from KevinGrandon/bug_1066339_statusbar_height_variables

Bug 1066339 - Use CSS variables for statusbar height

========

https://hg.mozilla.org/integration/gaia-central/rev/4118d6feef43
Author: Kevin Grandon <kevingrandon@yahoo.com>
Desc: Bug 1066339 - Use CSS variables for statusbar height r=alive
Bumping manifests a=b2g-bump
Bug 1066320 - Crop lightweight theme image if it's larger than the displayable area; r=mfinkle
Bug 1066671 - Minor cleanup r=wesj
Bug 1066671 - Regression: Downloading is broken r=wesj
Bug 1066671 - Minor test cleanup r=trivial
Merge b-i to m-c, a=merge