Add sparkle's name to Rope Knock Challenge
Reason: For being the first known player to finish ClimbHome.
String freeze is preserved, the hog names are not localized.
Directory for automated tests to test the engine.
Run `ctest` in the root directory of this repository to run all tests.
Run `ctest -R <test name>` to run only the test with the given name.
This requires you to have CMake.