Speedcubing Timer

11/9/2015

v2.0
* Implemented Session feature.
* Major code cleanup.

v1.28
* Improved the generation of Pyraminx scramble.
* Shorten the start delay.
* Tap back button the second time to exit app.
* Tap back button to cancel the current solve.
* Fixed an issue for export to csv feature.

v1.27
* Improved the generation of scrambles to be more balanced.
* Prevent the submission of results that are less than 2 secs for daily challenge.
* More descriptive messages.