package/ci: ignore all GL-related code in the code coverage report.
package/ci: ignore all GL-related code in the code coverage report.

Can't run tests for that on Travis...

MiUishadow/magnum,MiUishadow/magnum,MiUishadow/magnum,MiUishadow/magnum,MiUishadow/magnum,MiUishadow/magnum