Magic Cube

Standarize icon naming scheme.

Minor

Use the latest objectlib

Correct the 'solved' icons in the Play popup.

Correction

Bump versionCode to 42 (forgotten before)

1. Do not restore object scrambling if we freshly upgraded from some version older than 1.9.0
2. Bugfix for a recently introduced crasher in the Play screen.

Tutorials

Create the 3 Popups only on first button click - this time we can have the final screen dimensions (and also it starts faster ) Before we weree getting the screen size from before hiding navigation bars, which made the height smaller, which made the number of obejcts and levels in the popups sometimes too small!

Progress with cuboids.