Major progress to version 2.0.0.
Unify all dialogs.
Continue unifying all the dialogs under one RubikDialogAbstract.
Start unifying all the dialogs under one RubikDialogAbstract.
More fixes for UI in case of extreme screen (w/h) ratios ( from 1.0 to 2.0 ).
dialogs: license.
Add a 'give up' dialog - if one made at least 10 moves when solving and presses a 'back' button, one needs to confirm.