Janne Valkealahti 4f5eb88626 Add StateContext into StateMachineListener ...

- new StateMachineListener method for listening all
  StateContext changes in a various stages.
- StateContext now has a stage enum field telling at
  which stage it is.
- Polish some classes and docs.
- Prepare tests for StateContext.
- Relates to #126, #138 and #150

2015-12-26 16:37:56 +00:00

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src

Add StateContext into StateMachineListener

2015-12-26 16:37:56 +00:00