undo go.mod change
@@ -5,7 +5,7 @@ go 1.12
require (
github.com/faiface/glhf v0.0.0-20181018222622-82a6317ac380
github.com/faiface/mainthread v0.0.0-20171120011319-8b78f0a41ae3
- github.com/go-gl/gl v0.0.0-20190320180904-bf2b1f2f34d7
+ github.com/go-gl/gl v0.0.0-20190320180904-bf2b1f2f34d7 // indirect
github.com/go-gl/glfw/v3.3/glfw v0.0.0-20191125211704-12ad95a8df72
github.com/go-gl/mathgl v0.0.0-20190416160123-c4601bc793c7
github.com/golang/freetype v0.0.0-20170609003504-e2365dfdc4a0
