function RenderState( o )
{
	this._data = new Uint32Array(25);
	this.init();

	if(o)
		this.configure(o);
}
RenderState sets the flags for the GPU associated with a rendering action (blending, masking, depth test, etc)
It is stored in the material (although defined usually from ShaderCode) so the material can use it.

@class RenderState
@namespace LS
@constructor