Fixes a crash when viewing comments on the nexus7 due to missing resources. 
This removes the reference to the old title bar but does not correct the gap at the top of the view. 



git-svn-id: https://android.svn.wordpress.org/trunk@902 a6565c4b-a94d-4d28-bb26-aa9e5ab542c0
Converted JSONObject usage to Gson, which does a better job at parsing/converting to JSON. Also added patch for better previews, props kokejb

Ref: http://dev.android.wordpress.org/2013/02/15/while-testing-kokejbs-preview-patch-this-week-i/

git-svn-id: https://android.svn.wordpress.org/trunk@903 a6565c4b-a94d-4d28-bb26-aa9e5ab542c0