ACF3: Fix cannibals sometimes doing nothing for a full turn
This was because hogs got confused because walking was forbidden by SetInputMask.
Now we use a proper hedgehog effect heArtillery.
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.