This M4C version is the 0.1.0, and it has been tested on two versions of Moblin Live Images: 10 July and 21 July (the beta).
The release is Experimental and it is based on the GIT version of GCompris (MASTER HEAD).
How to install: you need to untar the archive and to run the installer m4c-install:
tar xvjf m4c-0.1.0-moblinv2a2-2009july21.tar.bz2
Let me know if you have some trouble.
Note(1): It replaces files under /etc/xdg, and backup them under /var/m4c/backup.
Note(2): The software is provided "as is" and without warranty of any kind.