* Update
* Add: [Get/Set]AngularDaming for standardization
* Fix: Name error
* Add: [Get/Set][AngularDamping/MomentOfInertia] in PhysicsComponent2D
* Forgot in last commit
* Add: param coordSys in [PhysicsComponent2D/RigidBody2D]::SetMassCenter
* Add: Some forgotten inline
* Fix little error
* Fix: Indentation before case
* Move and Change GetCenterOfGravity
* Rename m_world into m_physWorld
* Rename GetWorld int GetPhysWorld
* Update: PhysicsSystem2D became an interface of PhysWorld2D
* Update Collison/PhysicsComponent because GetWorld was renamed
* Update tests
* Update: Make the interface usable with Entity instead of PhysicsComponent
* Update: Make GetPhysWorld private
* Update PhysicsSystem2D.hpp
* Update: indent
* Remove: useless blank line
* update order(?)
* Update PhysicsSystem2D.hpp
* Add calls to GetPhysWorld to attempt a nullptr value
* update include
* little fix
* add some missing inline
* Fix
* Make all component inherits of HandledObject
* fix: compilation error
* Add Handle alias for all Components
* forgot in last commit
They are no longer attached to groups, groups attach emitters
Former-commit-id: 9a586151ac4ce932cda5d6c36c3e40718aef7f2c [formerly 830dd96bb020bec7dc7b652acca43fdef2d01971] [formerly 26cf67777c40ca4a6bcc0643a8dea76d46debd30 [formerly d4d7e62390be2a4d44b5a67c5fbabc11aa080de5]]
Former-commit-id: 653b321e01aa182a3dcb0531319cb9a053aadfa8 [formerly c4e742f3aab61f0941729a5739a80a838c6163cd]
Former-commit-id: 6572d614b19d85cbc0844745c45c3bc92deef051