Camera, Trail, and glow

Glow removal for layer up, camera zooms correctly again, trail colors
changed to match planet colors.
Merge branch 'master' of https://github.com/ggetz/Starbright

Conflicts:
	Starbright Game/Assets/Scripts/Body.cs
	Starbright Game/Assets/Scripts/PlayerCharacter.cs
	Starbright Game/Assets/background-multi-camera.unity