Added test for a shader compiler error when using ANGLE's D3D11 backend
Moved test to glsl/bugs, fixed some minor typos in the test
Merge pull request #554 from toji/d3d11-error

Added test for a shader compiler error when using ANGLE's D3D11 backend
Add test for polygon offset.
Merge pull request #553 from c0d1f1ed/master

Add test for polygon offset.