Added conformance test for ANGLE_instanced_arrays
Merge pull request #296 from toji/angle_instanced_arrays

Added conformance test for ANGLE_instanced_arrays
Removed unnecessary highp
Merge pull request #298 from toji/no-highp

Removed unnecessary highp from glsl/misc/shader-with-for-loop.html
Add WEBGL_shared_resources test
Merge pull request #300 from greggman/webgl-shared-resources

Add WEBGL_shared_resources test