fix crash bug, move undo button, fix game over to be more visible.
Performance improvements. I had to remove the rounded corners, but you now get > 15 fps better now. Also cache the tiles, it's expensive to create new UILabels on the fly
fix launch images to match new UI changes
v1.0.1 tag
* Experiment to see if we can add a diagonal handler to push pieces in 2 directions multiple times.
* Fix animation issue, animation is now more smooth when merging peices.
* Fix the blank tile issue, due to alpha being 0.
* Tweaked the diagonal move to always alternate between the two directions.
* Switch the gather function to a double-tap of the square we want to gather at.
* Add ability to save game state when the app is going into background, and load at startup.
* Refactor game state saving into it’s own class
* Delete the saved game state when the game is over.
* Adjust spacing of undo button
Update launch images due to UI changes
Add a plea to review in the app store