Bumping gaia.json for 5 gaia-central revision(s) a=gaia-bump

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https://hg.mozilla.org/integration/gaia-central/rev/2dd5c2de383c
Author: Julien Wajsberg <felash@gmail.com>
Desc: Merge pull request #13992 from julienw/fix-homescreen-for-nical

Bug 925461 - Impossible to use or remove bookmarks added in v1.2 or befo...

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https://hg.mozilla.org/integration/gaia-central/rev/1a90dba963f8
Author: Julien Wajsberg <felash@gmail.com>
Desc: Bug 925461 - Impossible to use or remove bookmarks added in v1.2 or before r=crdlc

* handle correctly old-style bookmarks
* did better part of the tests

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https://hg.mozilla.org/integration/gaia-central/rev/1ef465a3ba60
Author: Gabriele Svelto <gsvelto@mozilla.com>
Desc: Bug 932209 - Do not automatically close the app if there are pending messages waiting to be processed r=julienw

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https://hg.mozilla.org/integration/gaia-central/rev/26a2e857f771
Author: Amir Nissim <amirnissim@gmail.com>
Desc: Merge pull request #14112 from EverythingMe/bug-939738

Bug 939738 - [e.me][bug] Installed app result icons are cut at the botto...

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https://hg.mozilla.org/integration/gaia-central/rev/22b959a3341a
Author: Amir Nissim <amirnissim@gmail.com>
Desc: Bug 939738 - [e.me][bug] Installed app result icons are cut at the bottom [r=ranbena]

b2g/config/gaia.json

@@ -1,4 +1,4 @@
 {
-    "revision": "18965116480b58dc5148981f12b51307b2dc77c8", 
+    "revision": "2dd5c2de383c23d922ff19c39b2cf97a80dd2359", 
     "repo_path": "/integration/gaia-central"
 }