The new edition features some major changes to the scoring system, new powerups, and a lot of tweaks and improvements throughout the game. A full changelog is available in the usual place.
Homepage: here
Download: here
Changelog: here
As always, do be sure to update, as you'll need to be using the latest version to submit your scores to the online scoreboards, and please feel very welcome to post below with any further questions, suggestions, thoughts or comments.
Good luck, and - of course - have fun!
Ryan