Fixed doc string in GenericAlgorithm
Fixed doc string in GenericAlgorithm


Former-commit-id: 4160eaa0bdeadf4ea1ee83e84cd6bfbf4fbb217d
Former-commit-id: dbacdd107db66e443523f1105434eaa8892d9f18
TomTranter/OpenPNM,amdouglas/OpenPNM,stadelmanma/OpenPNM,PMEAL/OpenPNM,amdouglas/OpenPNM