Added ParticleSystem skeleton plus basic temporary implementation.
Merge branch 'master' of github.com:sippeangelo/Return-to-the-Return-of-Return-Fire-2-Returngeance

Conflicts:
	vs11/Returngeance/Returngeance.vcxproj.filters
Implemented Spawn and Remove function for particles. Also added a Particle component.
Added scale and color interpolation
Added velocity interpolation
Skeleton MessageRelay
Rectangle class.
WIP Frame
Bug fix: checked for particles not created
Bug fix: fixed time to correct resolution, seconds.
Added models and temporary "fly everywhere" direction to particles
Fixed loop, can't miss particles. (tried to add physics to particles)
Rigidbody position not updating in debug FIXED
Added VehicleSetup to Physics filter.
Added support for multiple emitters. (ParticleEmitter component now friend class to ParticleSystem)
Box and Sphere components renamed to BoxShape and SphereShape
BUG FIX: Iterator not increased incorrectly -> No longer a particle stuck in emitter.
Implemented support for spread angle for particle emitter.
tested and fixed scale and velocity interpolation. Fix: could not go from lesser value to larger. Added methods for interpolation.
Implemented entity cloning