Updated


git-svn-id: http://cantata.googlecode.com/svn/trunk@5575 b1e49159-3266-923f-9c3e-04f16369770a
Add 48px and 64px sizes of folder and audio file icons - required for retina OSX.


git-svn-id: http://cantata.googlecode.com/svn/trunk@5576 b1e49159-3266-923f-9c3e-04f16369770a