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

========

https://hg.mozilla.org/integration/gaia-central/rev/5fe834be8425
Author: Zac <zcampbell@mozilla.com>
Desc: Merge pull request #12791 from zacc/bug925677

Bug 925677 - Xfali test_camera_multiple, test_add_photo_to_contact, test...

========

https://hg.mozilla.org/integration/gaia-central/rev/02a038b15423
Author: Zac Campbell <zcampbell@mozilla.com>
Desc: Bug 925677 - Xfali test_camera_multiple, test_add_photo_to_contact, test_gallery_edit_photo

b2g/config/gaia.json

@@ -1,4 +1,4 @@
 {
-    "revision": "7af9c4916409a60b22b3b1183826c4d28d5a2d2a", 
+    "revision": "5fe834be8425966b195e171c1897deb5f4ca56f5", 
     "repo_path": "/integration/gaia-central"
 }