Magic Cube

1) report all solved levels to Analytics
2) automatically dismiss the NewRecord and Solved dialogs when one backs from the Done state.

Make the RubikScores class thread-safe.

New meshes for the Diamond and the Pyraminxes.

Icons for the Diamond.

Add a CubitFactory and convert all objects to use it. Biggest change is thr Pyramiinx which now uses a lattice of Octahedrons and Tetrahedrons, just like the Diamond.

Fix Diamond's isSolved()

Progress with the Diamond. Everything working except for the isSolved(): turns out the center cubits can end up rotated along the face by multitudes of 120 degrees.

Progress with the Diamond. Everything working, expect one thing: half of the faces are upside down, and computing offset doesn't work on those faces properly.

Make the top and bottom bars transparent, above the GLSurfaceView.

Progress with the Skewb Diamond.