Fix the association between a RubikObject and its solvers and patterns.
Before, if we rearranged the objects order in the main screen, this would break down.
Themes almost finished.
progress with colors in styles
common code from all activities to one BaseActivity
call setTheme before super() on all activities onCreate()
3 message dialogs.
Color unification complete: 24 standard colors.
Beginnings of color unification
bugfix in SolverActivity - do not restore scramble state of an object there!
Move signatures and ObjectConstants to Metadata.
clean up TwistyObject's API
progress
Activity numbers.
remove 'MESH_NICE'
Initial support for the new Pattern Dialog.
Minor
Version 2.0: add Solver Activity.