Updated __init__ methods of kinetics classes.
Updated __init__ methods of kinetics classes.

The updated __init__ methods now also accept the relevant attributes of
the KineticsModel base class, and pass them along to the base class
__init__ method. This should be generally more convenient, and
specifically should help make implementing pickling more sane.

enochd/RMG-Py,faribas/RMG-Py,chatelak/RMG-Py,pierrelb/RMG-Py,faribas/RMG-Py,KEHANG/RMG-Py,comocheng/RMG-Py,KEHANG/RMG-Py,nickvandewiele/RMG-Py,nyee/RMG-Py,chatelak/RMG-Py,nyee/RMG-Py,enochd/RMG-Py,comocheng/RMG-Py,nickvandewiele/RMG-Py,pierrelb/RMG-Py