Add exchange and queue clean up before pycc start
Add exchange and queue clean up before pycc start

crchemist/scioncc,mkl-/scioncc,ooici/pyon,mkl-/scioncc,ooici/pyon,crchemist/scioncc,scionrep/scioncc,scionrep/scioncc,scionrep/scioncc,crchemist/scioncc,mkl-/scioncc