message: Remove no longer needed TileMap width/height properties
diff: @@ -57,8 +57,6 @@ public:
  void toggleShowConnections() { mShowConnections = !mShowConnections; }
  int edgeLength() const { return mEdgeLength; }
  - int width() const { return mSizeInTiles.x; }
  - int height() const { return mSizeInTiles.y; }
  NAS2D::Vector<int> size() const { return mSizeInTiles; }
  int currentDepth() const { return mCurrentDepth; }
  