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

========

https://hg.mozilla.org/integration/gaia-central/rev/6e8161981435
Author: Ryan VanderMeulen <rvandermeulen@mozilla.com>
Desc: Merge pull request #18203 from zbraniecki/934727-use-xmlhttprequest

Bug 934727 - Switch l10n.js to use xhr.addEventListener. r=stas

========

https://hg.mozilla.org/integration/gaia-central/rev/069001ac8910
Author: Zbigniew Braniecki <gandalf@mozilla.com>
Desc: Bug 934727 - Switch l10n.js to use xhr.addEventListener. r=stas

========

https://hg.mozilla.org/integration/gaia-central/rev/904f11cba3cb
Author: Ryan VanderMeulen <rvandermeulen@mozilla.com>
Desc: Merge pull request #18350 from nsarkar/bug987428

Display a pin entry pop-up for RUIM personalization states

========

https://hg.mozilla.org/integration/gaia-central/rev/a3905910bf2f
Author: Nivedita Sarkar <nsarkar@codeaurora.org>
Desc: Display a pin entry pop-up for RUIM personalization states

- Add strings for Network1, Network2, Hrpd,
  Ruim Corporate and ServiceProvider perso states

- Add unit tests for the new card states

b2g/config/gaia.json

@@ -4,6 +4,6 @@
         "remote": "", 
         "branch": ""
     }, 
-    "revision": "af1c2fdc3e4b0ce424ba65f4eed79b5fdd373892", 
+    "revision": "6e816198143576300042b46ef59dd7314c1d0e17", 
     "repo_path": "/integration/gaia-central"
 }