Provisions for MATLAB 8.1 (R2013a)
(cherry picked from commit 3bbdbf83870af1fc4493b897f5413be0d3cdbc4b)
Add Frédéric and Johannes to userguide; remove useless spam obsfuscating
(cherry picked from commit db2999d84ed99a1736c3d5f97bd6b12ae97a6146)