Version 4.2.0

Maven artifactId is now 'actionbarsherlock'.

Note: The .Dialog themes are now deprecated. These will be removed in a future
version of the library.

• Add SearchView widget for standard search interaction (API 8+ only)
• Fix: ShareActionProvider in the split action bar no longer fills the entire
  screen.
• Fix: ShareActionProvider now does file I/O on a background thread.
• Fix: Automatically correct ColorDrawable not respecting bounds when used as
  a stacked background.
• Fix: Ensure fragments collection is present before dispatching events.
• Fix: XML-defined onClick searches the correct context for the declared
  method.
• Fix: Ensure action mode start/finish callbacks are invoked on the activity
  for the native action bar.
• Fix: Allow tab callbacks to have a fragment transaction instance for any
  FragmentActivity.
• Fix: Ensure CollapsibleActionView callbacks are dispatched in both native
  and compatbility action bars.
• Fix: Remove .ForceOverflow themes. These never should have been included.