Updated state graph so it stores transition rates instead of transition names.  This improves efficiency because transition rates don't need to be calculated every time a transition is used in a calculation.
Updated state graph so it stores transition rates instead of transition names.  This improves efficiency because transition rates don't need to be calculated every time a transition is used in a calculation.

MyersResearchGroup/iBioSim,MyersResearchGroup/iBioSim,MyersResearchGroup/iBioSim