Revert "Added scheme file support for coverage test"

This reverts commit a31c3bdb2caa631b465a1727c44e1c370bf82aed.
Revert "The test that checks for all scheme rules now pass."

This reverts commit 6ffdffee48e1ed66183f559c865e88e94b67e909.
Revert "Added a test that tries every scheme command available."

This reverts commit 2ae22a1883a38e7e4cb4356271160dd4b4b293cc.