Fix 'duplicate' albums being created if flac (or other) + cue file is used, and the music file does not contain metadata.
BUG: 481


git-svn-id: http://cantata.googlecode.com/svn/trunk@4783 b1e49159-3266-923f-9c3e-04f16369770a
Dont access member until constructed...


git-svn-id: http://cantata.googlecode.com/svn/trunk@4784 b1e49159-3266-923f-9c3e-04f16369770a
Fix setting of cover for albums with cule file.
BUG: 481


git-svn-id: http://cantata.googlecode.com/svn/trunk@4785 b1e49159-3266-923f-9c3e-04f16369770a
Fix loading individual songs from cue file.


git-svn-id: http://cantata.googlecode.com/svn/trunk@4786 b1e49159-3266-923f-9c3e-04f16369770a