Add helpshift _contact us_ button in NUX help menu
send notificaton registration id to helpshift in order to enable PN messaging with helpshift
Html is now removed from post titles
Don't pass the savedInstanceState to super for NotificationsActivity. Fixes #1519
fix #1533: call gradle clean after th gradle test build
Fix location strings to match Android standards

h/t maxme

fixes #1524
Use a custom LinkMovementMethod class that handles Stats links.
Fix a leaked window issue.
Fix style issues
Do not inherit from AuthenticatedWebViewActivity, but use WebViewActivity. The former needs a valid currentBlog set in the app, but there could be situations in which currentBlog is null.
use temporary a/b testing utils
catch exceptions around GCMRegistrar method calls
add helpshift dummy keys in gradle.properties-example
Merge branch 'develop' into issue/1538-helpshift-integration
fix PostTest tests
test reprocucing #1544
new testGetNullCustomField
fix #1544: null check customField
Super is now called at the end of onSaveInstanceState() in all reader fragments/activities that use it.
enable Helpshift as default