Huge renderer update (WIP). Still plenty to do, especially pertaining to UI.

-Nametag bubble visbility is oddly inconsistent. May vanish with future planned UI merges...
-VBOs are PAINFULLY slow on ATI hardware. This repos self-compiled davep/shining-fixes branch, so I'll leave the ball in LL's court for now regarding that.

indra/newview/qtoolalign.cpp

@@ -279,7 +279,7 @@ void render_cone_bbox(LLBBox bbox)
 	setup_transforms_bbox(bbox);
 
 	gGL.flush();
-	gCone.render(CONE_LOD_HIGHEST);
+	gCone.render();
 
 	gGL.popMatrix();
 }