Add Sphere intersection
Add Plane class
Add ContactInfo class
Add collision response, sphere-sphere/sphere-ray/sphere-plane intersection
Add Entity applyImpulse, Fix Entity setInertia, Fix Entity toWorld
App and World physics test setup
Fix nan errors in Sphere inertia/inertiaInv
Add overlapping/colliding collision types
Fix FpsCamera Up/Down movement
Add Euler integration method
Add onKeyPressed and onKeyReleased
Split Physics into separate files
Change position in applyTorque from world to local
Remove test rendering
Add collision between all entities, remove test code
Add FpsCamera boost
Increase stability
Add linear/angular velocity damping
Split collision test into Overlap and Swept tests
Add ImpulseConstraint