Obscure "svn mv" problem solved
I banged my head against this one for a while before figuring it out, so I’m posting the solution – for my own future reference if nothing else.
I’ve been working on extending Textmate’s Markdown language bundle. The development versions of the bundles are stored in a repository managed by Subversion.
I noticed that the bundle’s name started with a lowercase letter, unlike the other bundles, so I did a quick svn mv to fix it: