Hegons v0.2

Hegons Beta version 0.2 released. Added -ll and -ml options for “Least Loaded Routing (LLR)” and “Most Loaded Routing (MLR)”. For the grooming case, The simulator assumes the path with the least (or most) number of time slots used to be the least (or most) loaded path. However, those 2 methods are still not well defined for the grooming case in the literature.