unresolved external symbol _gladLoadGL
I can't get a particular glad version working (v2, gl1.1, header only)

The sample project attached

[GLTest11.zip](https://github.com/Dav1dde/glad/files/4782459/GLTest11.zip)

![image](https://user-images.githubusercontent.com/1481807/84697259-80bade80-af56-11ea-8e82-08f4f1372c22.png)
