Drawer toggle added.

Added button to open/close drawer and auto close drawer after selecting
drawer item.
Live RSS fetching and GUI updates.

Fixed XML to JSON of live Dunya News RSS feed. Request is now made to
test.php for JSON data instead of test.json.
Added ScrollView to TextView and changed the name of app.
Added check for rotation and keyboard open/close event so application
doesnt reset.
Code cleanup and loading screen.

Cleaned up unused code. Removed redundant doInBackground(used
inheritance instead). Added a ProgressDialog(loading screen) to the
AsyncTask.