improved gameplay mechanics and bug fixes

Improved gameplay tutorial added events, bugfixes.

Fixed paywall screen and minor localization upgrades.

Made gameplay clearer, new screenshots, bugfixing, code cleanup.

Improved app stability, along with some improvements in gameplay and general code maintenance. Battery consumption optimizations.

- Fix localization issues - optimize playtime - refactor without breaking anything

- fixed bug with the helper unlocker - extended game time - housekeeping

- App is not free with an in-app purchase for the main level - added a new free level - code maintenance

- Added a timer to a standard game version - Introducing completely new game mode, with a single knob - Better Game Center integration - Completely re-designer how-to section

- Improve iPhone gameplay - Introduce Game Center - Various bug fixes throughout the app

- added lock assist button - change difficulty mid-game - added sounds to success - added sounds for failure - code cleanup

- add difficulty increase after 3rd level - add an explanation for the review button request - fix rotation bug - fix level scaling bug - make buttons more pretty

- iPhone version of the game (finally) - feature requests - bug reporting ability - developer twitter link - rate the app link

- Series 3 ring size fix - added explanation for the first level and ring selection - minor code cleanup (scrub scrub)

Included video in marketing material