New array class is 50(!) times faster than the old one on raw read-write performance. It's also significantly simply.

tests/TestArray.h

@@ -33,6 +33,7 @@ class TestArray: public QObject
 	private slots:
 		void testCArraySpeed();
 		void testPolyVoxArraySpeed();
+		void testPolyVoxArray2DSpeed();
 		void testReadWrite();
 };