cleanup for ServiceShell examples
cleanup for ServiceShell examples

mwsobol/SORCER,dudzislaw/SORCER,dudzislaw/SORCER,s13372/SORCER,s13372/SORCER,s8537/SORCER,mwsobol/SORCER,dudzislaw/SORCER,mwsobol/SORCER,s8537/SORCER,s8537/SORCER,s13372/SORCER