Initial support for configuring the stickers.
rename the 'Config' package to 'Info'
bugfix
bugfixes
progress with PlayActivity - colors of the level buttons.
Remove all old UI 1.0 classes
Progress with PlayActivity
Progress with Tutorial activity; make the main ObjectPopup look nicer.
Progress with tutorials.
Initial support for the new Pattern Dialog.
Version 2.0: add Solver Activity.
Major progress with version 2.0.0.