Complex sentence: Jolicloud released version 1.1 in December 2010 that is based on Ubuntu 10.4 (Lucid), with future patches planned for 10.10 (Maverick).
Split into simpler sentences: Jolicloud released version 1.1 in December 2010. The new version was based on Ubuntu 10.4 (Lucid), with future patches planned for 10.10 (Maverick).