adding operator descriptions
adding operator descriptions

robojukie/simbody,chrisdembia/simbody,elkingtonmcb/simbody,robojukie/simbody,elen4/simbody,scamille/simbody,simbody/simbody,Gjacquenot/simbody,robojukie/simbody,scamille/simbody,elen4/simbody,Gjacquenot/simbody,chrisdembia/simbody,chrisdembia/simbody,scamille/simbody,elkingtonmcb/simbody,Gjacquenot/simbody,elkingtonmcb/simbody,simbody/simbody