I removed the double stop around the knee because... well, this is the way I figured out that actually follows the colour configuration as expected. It may be less correct for some reason, but it looks like what I expect when twiddling the colours, anyway.
git-svn-id: svn://localhost/ardour2/branches/3.0@10041 d708f5d6-7413-0410-9779-e7cbd77b26cf