Added new commands

- Scan command to scan for new content
- Recent movies command to list recently added movies
- Recent TV command to list recently added tv episodes
Fix for Frodo nightlits as of 31/12/2012
Merge pull request #7 from Deanmv/master

Fix for Frodo 31/11/2012
Merge pull request #4 from gigq/master

Added new commands
Merge remote-tracking branch 'upstream/master'

Conflicts:
	lib/xbmc_library.rb