Well, after around 4 months, the team release 0.9.5 which is a successor to 0.9.4. There are lots of new features, see more details at www.desmume.org. I’m glad that they had finally release this new version.
DeSmuMe Update
November 28, 2009
Nut's Blog 
Comments on: "DeSmuMe Update" (1)
I will post here to let everyone know that there is good news on desmume.org. If you have bug with this new version, submit it to the bug tracker. First, go to help menu and find “Submit a Bug”. If you were unable to launch the emulator, post your bug on the forums at http://forums.desmume.org or directly on http://www.desmume.org.