fix a bug from legacy code.
initializing the kinetic reaction system in the convert function.
initializing the kinetic reaction system.
adding the chemKinReactSys class.
adding the local_ODE_KinReact class. It will be used by the ODE solver.
do not need the map of chemical components.
initializing the class Local_ODE_KinReact.
initializing the ODE solver.
filling the solving ODE part.