*Brand new Simulator classes and SimulationResult classes in the
pysb.simulator package. The old
pysb.integrate API is unchanged but has been
reimplemented using the Simulator class.
* Model import from other types of models in the
Currently supports BNGL and SBML model import.
- pysb_flat exporter now supports
- Some Python 2 Unicode issues were addressed by eliminating uses of
type(...) == str.