Compact E3Dv6 Dual blower fan mount

This is a compact dual blower fan mount for the E3Dv6 hotend (heatsink) with a *quick-remove nozzle* for cooling down your prints fast afterwards!

I had been using [this fan mount](https://www.thingiverse.com/thing:1746358), but the form factor didn't really [mesh with my setup](https://i.imgur.com/3eW5M30.png).
This mount has the heatbreak and layer fans neatly side-by-side, fastened using a single screw, keeping the width down.

(That's my [bidirectional filament runout sensor](https://w