Registration of mediators and components in context.
Mecanism of piped mediators, only apply on Context#getFirstMediator()
TODO : the same on Context#getMediators() + unit test ept.
Merge branch 'master' of https://github.com/jmarginier/simulator.git

Conflicts:
	simulator-ep/src/main/java/ep/strategies/ept/EPTChipsetStrategy.java