Refactoring enum DinoAction.
Add flames when dino's hot fever is activated.
The flames does not destroy any object.
Merge branch 'develop' of https://github.com/Symptogen/Symptogen into develop

Conflicts:
	src/physic/ContactListener.cpp
	src/physic/ContactListener.h
	src/physic/PhysicalEntity.cpp
	src/physic/PhysicalEntity.h
	src/power/Fever.cpp
Refactoring : add exceptions in EntityManager.
Also move the enum PowerType to Power.h
fix #90