theme tweaks

git-svn-id: https://lmuse.svn.sourceforge.net/svnroot/lmuse/trunk@1719 21394207-e112-0410-bd00-e4265ec52c78
more theme tweaks

git-svn-id: https://lmuse.svn.sourceforge.net/svnroot/lmuse/trunk@1720 21394207-e112-0410-bd00-e4265ec52c78
Wave Editor: Fixed some painting problems. Optimizations, speed boosts.


git-svn-id: https://lmuse.svn.sourceforge.net/svnroot/lmuse/trunk@1721 21394207-e112-0410-bd00-e4265ec52c78