At the verge of the old year .. Matthias Rechenburg released the 4.3 edition of openQRM
The new 4.3 release comes with improved usability for the storage management , implemented storage security features , a new debian build system, different fixed bugs, an improved Cloud Plugin (with auto-create-virtualmachines) , new support for VMWare server 2.X , an Enhanced Xen plugin that now allows booting via pypxeboot, and different other features.
Together with the 4.3 release Matt also published a Cloud Computing Howto
Get openQRM 4.3 here