remove broken search for song meanings action
fix errors in MetrolyricsParser
fix LetrasTerraParser
Merge branch 'experimental'

Conflicts:
	lLyrics/lLyrics.py
fix german translation
Merge branch 'experimental'
fix translations
remove unused function
automatic correction of artist and title information through last.fm api
if no lyrics were found
read from and write lyrics to id3 tag / vorbis comments