 Changes since 0.2.1
 - recent file list
 - file rename and save as with personalized naming patterns
 - Album menu with:
 	* rename all opened files
	* save as all opened files
	* set current album for all files
	* set current artist for all files
	* set current genre for all files
	* set current year for all files
	* download cover and save it in the album folder
 - MusicBrainz animated button with popup menu to select the correct result or search again
 - if there's no cover in the mp3 tag, it search for cover.png,jpg,jpeg in the parent folder and display the first found.
 - dutch translation
