Create sorting routine for ids.
Update all inputs. Look at that in more details, ie with respect to control methods. When do we do update of inputs?  Handle input update for Nodes and Materials. 
Define default cluster in /etc/cielo.rc
VelocityExtrude: debug 
FindParam(vx) then DeleteParam("vx")? Should vx be a Vec? Can we find a way of partionting vx with partition, and staying in parallel?
Update control to get new inputs, as well as parallel diagnostic
