migrated and refactored guo_hall for py3 from nefi1
migrated and refactored guo_hall for py3 from nefi1

LumPenPacK/NetworkExtractionFromImages,LumPenPacK/NetworkExtractionFromImages,LumPenPacK/NetworkExtractionFromImages,LumPenPacK/NetworkExtractionFromImages,LumPenPacK/NetworkExtractionFromImages