Bumping gaia.json for 4 gaia revision(s) a=gaia-bump

========

https://hg.mozilla.org/integration/gaia-central/rev/a05c83b2aae8
Author: Chris Lord <chrislord.net@gmail.com>
Desc: Merge pull request #24057 from Cwiiis/proto-grouping-2

Bug 1067435 - Homescreen grouping. r=crdlc,kgrandon

========

https://hg.mozilla.org/integration/gaia-central/rev/4491708ffc73
Author: Chris Lord <chrislord.net@gmail.com>
Desc: Bug 1067435 - Add a setting for homescreen app-grouping. r=kgrandon,crdlc

========

https://hg.mozilla.org/integration/gaia-central/rev/33c19e40a2d7
Author: Chris Lord <chrislord.net@gmail.com>
Desc: Bug 1067435 - Add unit tests for GaiaGrid group feature. r=kgrandon,crdlc

========

https://hg.mozilla.org/integration/gaia-central/rev/f41adb6b643e
Author: Chris Lord <chrislord.net@gmail.com>
Desc: Bug 1067435 - Homescreen grouping. r=crdlc,kgrandon

Everything is in a group, dividers act as group separators.

Features:
- Rearranging groups
- Expanding/collapsing groups
- Creating new groups between groups
- Saving/restoring collapsed state

b2g/config/gaia.json

@@ -4,6 +4,6 @@
         "remote": "", 
         "branch": ""
     }, 
-    "revision": "89fc79354058663937beda2c0eb657e87354a872", 
+    "revision": "a05c83b2aae83875715f0dc68f49d17c0566ce15", 
     "repo_path": "/integration/gaia-central"
 }