Bug fix for parallel continuous time algorithm.
Bug fix for parallel continuous time algorithm.

We were changing the value of iproc (which needs to be read only!).  By
changing what processor id each processor thought it was, disaster
ensued.

hande-qmc/hande,hande-qmc/hande,hande-qmc/hande,ruthfranklin/hande,hande-qmc/hande,hande-qmc/hande