Comment #10 on issue 2844 by [email protected]: Patch: Doc: Improve documentation of \glissando.
http://code.google.com/p/lilypond/issues/detail?id=2844
Patchy should handle this automatically.Trevor, unfortunately you need to run scripts/makelsr.py and then add the new files in Documentation/snippets/ in *adition* to adding the new files in Documentation/snippets/new/
