Rave Event

- New rave event. Makes people drunk when they're in a non-safe zone.
- Slowed down the party area icon by half on request. Looks breddy !!RAVE!! now.

Here's the Proof of Concept.
![rave](https://cloud.githubusercontent.com/assets/4789639/4071297/3b619172-2e6e-11e4-9e71-7a935837cdc6.png)

And here's a screenshot.
It looks very blue because I caught it in that frame.
![control fat camp xviii 2014-08-27 191012](https://cloud.githubusercontent.com/assets/4789639/4071301/62ae6520-2e6e-11e4-9844-31c18fdbd610.png)