Player cam++, weapon and model

- Cam angle better
- Cam zoom feels like a shooter
- Player always looks towards cam forward
- First pass model implemented
- Placeholder eapon points to cam forward
Merge branch 'ModelTest' into UI

Conflicts:
	JetSetRockets/Assets/Scripts/Player.cs
	JetSetRockets/Assets/Scripts/PlayerCamera.cs
	JetSetRockets/Assets/Scripts/PlayerPhysics.cs