Screen off: stop polling for now playing info.

If the user wants "Now playing" info to appear in their notification
area, make sure we don't poll XBMC every second while the screen is off,
as any new information cannot be seen until the screen is turned back on
anyway.
Test
Initial widget configutration
Fix stop button not working
clone graphics for widget to avoid orientation change to use landscape
graphics. Move the widget to its own package.
Error toast will be send at least after five seconds since last toast
Remove duplicate registration of MediaIntentActivity
Minor refaactoring
Merge branch 'android-widget'

Conflicts:
	AndroidManifest.xml
Remove unnecessary test file
Added build files for ant and my own keystore file
Fixes for Frodo
Fixed tvshow queries so they appear in the app again
Added joins for all relevant queries to new art table so we can get the art url for banners, thumbs, etc
Use art url when calculating Crc to get cached thumbnail path
Fixed not displaying actor thumb in video details
Merge branch 'master' of https://github.com/shaigithub/android-xbmcremote
Removed leftover line from conflict
Fixed query getting episode actors and thumbs
AndroidManifest for latest build
Added 'Queue Episode' and 'Play From Here' context items to tv episodes
Changed 'Play Episode' context item and button to clear playlist, add episode to playlist and start it so more episodes can then be queued
Added arturl to Artist class
Modified actor class to use arturl from parent artist
Modified tvshowclient and videoclient to get arturl before role
Modified music queries for Frodo