console: adhere to environment variables enforcing colors
Make sure the console color auto
mode checks the environment
variables if any enforces (de)activation of colors.
Fatal errors will also check for the environment variables from now on.
Checklist
-
make -j4 test
(UNIX), orvcbuild test
(Windows) passes -
tests and/or benchmarks are included -
documentation is changed or added -
commit message follows commit guidelines