Magic Cube

Fix a long standing bug in the way we detect if a Cube or Pyraminx is solved. The reason for all those 'impossible' records being submitted.

Fix the too large 'back' icon in the Tutorial Activity.

Progress creating the Tutorial Dialog.

Progress creating the Tutorial Dialog.

Progress creating the Tutorial Dialog.

Progress creating the Tutorial Dialog.

Progress creating the Tutorial Activity.

Merge remote-tracking branch 'origin/tutorial'

1. Conflicts:
2. src/main/java/org/distorted/dialogs/RubikDialogInfo.java
3. src/main/java/org/distorted/states/RubikStateBase.java
4. src/main/java/org/distorted/tutorial/TutorialActivity.java...

Progress creating the Tutorial Activity.

Progress creating the Tutorial Activity.