Added class AbstractModeSwitched and updated copyright
Added class for Augmented Open Systems and updated copyright
Allowed for synthesis of controllers for Augmented Open Systems.

Also updated copyright.
Added function to find equilibrium points for a system.
Added functionality to discretization.py

Removed post area and subsequent transitions calculation
(functions post_area and get_transitions) from
prop2partition.py. Merged them into one function in discretization.py
(get_postarea_transitions). Added parallelization option for this
function using 2 accessory functions.
Added a function to create a progress group map for an
augmented system.
Updated copyright messages.