Magic Cube

Improve rotations of the Pyraminx; synchronize begin/add/finish Rotation in the RubikObject (now it is possible to begin new rotation when an old one didn't finish yet!)

Improvements to the UI - make it proportional regardless of the physical screen size. (Part 7 - last 2 Dialogs)

Improvements to the UI - make it proportional regardless of the physical screen size. (Part 6 - next 5 Dialogs)

Improvements to the UI - make it proportional regardless of the physical screen size. (Part 5 - first 3 Dialogs)

Improvements to the UI - make it proportional regardless of the physical screen size. (Part 4)

Improvements to the UI - make it proportional regardless of the physical screen size. (Part 3)

Improvements to the UI - make it proportional regardless of the physical screen size. (Part 2)

Improvements to the UI - make it proportional regardless of the physical screen size. (Part 1)

Minor tweak.

Make the top three controls in the Play state reach all the way from the left to the right edge of the screen.