4.1.0

Changelog from version 4.0.2 to 4.1.0:

fa13d61 new version 4.1.0
604c013 removing duplicated comments and setting generateUUID as inline
544f88e adding python-dev in deps and removing unused test deps for python
fb3fe85 updating docs
adc969c setting signing handle as false by default
9216cb3 updating nav demo in docs
ea769d8 adding SIGINT handler for YASMIN state machines in core package
7b05948 reverting reentrant as default callback group in ActionState
908613a adding Reentrant as default callback group in ActionState
15a7954 creating lock and cs_status before while in monitor state
5dc525e adding abort to fibonacci demo server
186c35d adding cancel checks in action state
45a8464 fixing order of yasmin demos in docs