Treat single messages as threads in threaded message list. Based on patch by Rich Birch. BUGS:102351
Treat single messages as threads in threaded message list. Based on patch by Rich Birch.
BUGS:102351

svn path=/trunk/kdepim/; revision=400873

lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi