First step towards merging Scenes and Screens
Figuring out coordinates
Added 2D Scene implementation, fixed UI module to work with the new system, made clipping planes be defined by camera
Started on reworking input events to be based on ray/box intersection
Fixed more input event and UI stuff
Fixed UIHSlider dragging
First pass at resolving changes in the IDE code
Added SceneSprite and SceneEntityInstance, the IDE is running again (sort of)
More UI and IDE fixes
More cleanup, got focus working
More UI changes
Fixed almost all UI and IDE issues
Fixed color picker
More fixes
Added convenience methods to Server for handling client data
Added backwards compatibility typedefs for Entity and PhysicsEntity
Merge with master commit
Added convenience methods to Server
Merge in with latest cherry-picked master commits
SceneSprite, PhysicsScene2D fix and some backwards compatibility typedefs