HaxePunk/HaxePunk — pull request #138 by XXLTomate (2013-08-29 11:14:30+00:00)
Title: Emitter backwards

Couldn't find a solution to let particles fly into a hole.
With this option it is very easy to realise.

```as3
myEmitter.setMotion("particle", 80, 50, 1, 20, 4, 1, Ease.quadIn, true);
```