remote now depends on widgets otherwise they wouldn't compile


git-svn-id: https://lmuse.svn.sourceforge.net/svnroot/lmuse/trunk@1679 21394207-e112-0410-bd00-e4265ec52c78
Various usability fixes. Please see ChangeLog.

git-svn-id: https://lmuse.svn.sourceforge.net/svnroot/lmuse/trunk@1680 21394207-e112-0410-bd00-e4265ec52c78
Don't play midi parts if track is off


git-svn-id: https://lmuse.svn.sourceforge.net/svnroot/lmuse/trunk@1681 21394207-e112-0410-bd00-e4265ec52c78
Fixed song length way too big after recorded wave is added.


git-svn-id: https://lmuse.svn.sourceforge.net/svnroot/lmuse/trunk@1682 21394207-e112-0410-bd00-e4265ec52c78