Put together an update for Super Jetpack Ninja duel.

Changes:

- Gravity affects you less.
- The game doesn't reboot after every round.
- You have extra lives now
- A new stage.
- Remapped the controls.

Read the documentation for full instructions, and any and all questions, comments, bug reports and suggestions should be directed to the forum. (Please make some, by the way.)

The link to the game can be found here, and as always, enjoy! More updates will follow soon.