Revert "Change hit_test_face() to trigger on obstacles, too"
Revert "Change hit_test_face() to trigger on obstacles, too"

This reverts commit 76058f68ac176cdf6f477c970b1adf85ebb558fe.

satoshinm/NetCraft,satoshinm/NetCraft,satoshinm/NetCraft,satoshinm/NetCraft,satoshinm/NetCraft