Adds Medical Hologram functionality to Medical Penlight

### Adds Medical Hologram functionality to Medical Penlight
>1. Penlight can now create a hologram at range on non adjacent tiles
>2. When the hologram is created, it breaks the pull of people that are pulling, or the pull of people who are being pulled
>3. Makes a ping sound when the hologram is created
>4. There's a cooldown, and you can start pulling the body immediately after the effect is first triggered

Holy fuck I am sick of people dragging my goddamned patients away

I guess this could also be used to stop an antagonist from dragging someone into maint?

![stop_fucking_pulling_it](https://cloud.githubusercontent.com/assets/4465459/5327776/cfab7e70-7d14-11e4-80c5-3de3d0c6470d.gif)