Integration of hierarchical extended state machines

Generic React component which implements user interfaces specifications with the help of hierarchical extended state machines. According to need, the component can be customized :

• event processing can use Rxjs, most, or any other suitable libraries which implements the expected interfaces
• state machine's extended state can be managed with any library, with functional properties (no destructive updates) : immutable-js, json-patch, regular reducers, etc.
• the default state machine library can be switched to another one by implementing the same interface