Calculate hash of loaded definition.

git-tfs-id: [https://tfs.codeplex.com:443/tfs/TFS15]$/Atomix;C41708
Hash.

git-tfs-id: [https://tfs.codeplex.com:443/tfs/TFS15]$/Atomix;C41709
Hide HighScoreData into the highscore.

git-tfs-id: [https://tfs.codeplex.com:443/tfs/TFS15]$/Atomix;C41710