This allows us to search for a subfolder in a mail folder successfully. This is happening, for instance, on folder creation.
Monotone-Revision: da9c14ddfb4c9a9c929c7b84543af4ce664cfc10 Monotone-Author: wsourdeau@inverse.ca Monotone-Date: 2011-07-26T20:05:04 Monotone-Branch: ca.inverse.sogo
Monotone-Revision: 9b03f66c8f941172a4d41bdd0afd7fd390fac753 Monotone-Author: wsourdeau@inverse.ca Monotone-Date: 2010-12-30T14:38:11 Monotone-Branch: ca.inverse.sogo