detail::list_tests style fix.
drivers::simple0::tests refactoring.
result.TestGroupResult.executed declaration.
drivers::simple0::driver refactoring.
drivers::simple0::driver refactoring.
drivers::simple0::driver::read_profiles() refactoring.
drivers::simple0::driver test groups support.
drivers::simple0::tests::tests() bug fix.
generators::legacy0 implementation.