update the graphics mafile for linux
Merge branch 'GL3' of github.com:starmoth/starmoth into GL3
Fixes for Linux build
Don't need to specify what type of texture it is the sampler type handles that.
Don't need to map and unmap when we're going to Populate vertex buffer using a vertex array
Removing all of the texture2D / textureCube shader calls.
Fixing up the HudTrails, SpeedLines and WorldView code.