Bug 897561 - Bump target Android SDK to 16. r=cpeterson

--HG--
extra : rebase_source : c7cedc9047106c292a03b8c6733fd47b8cac89f7

mobile/android/base/AndroidManifest.xml.in

@@ -10,7 +10,7 @@
 #endif
       >
     <uses-sdk android:minSdkVersion="8"
-              android:targetSdkVersion="14"/>
+              android:targetSdkVersion="16"/>
 
 #include ../services/manifests/AnnouncementsAndroidManifest_permissions.xml.in
 #include ../services/manifests/HealthReportAndroidManifest_permissions.xml.in