Due to the impending closure of our business we have decided to release our custom developed SolusVM module for free.
It contains a number of extended features such as: ISO support, PAE, Boot Priority, TUN/TAP
More info and a download link can be found on the Blesta Forum:
http://www.blesta.com/forums/index.php?/topic/2813-free-solusvm-extended-module/