E3Dv6 fan shroud for Printrbot with new hotend adapter

Modified the Simonwlchan excellent shroud to fit with tonyyoungblood's e3dv6 spacer. http://www.thingiverse.com/thing:958450 Also removed some extra design elements to print a bit faster.

Added a picture of the bridge-torture-test_50mm after installing this fan. Probably should lower the temperature a touch more, but it came out pretty damn great.

Version 2 Update
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Please use fan-shroud-v2 with the spacer. After running with the new spacer I built, the previous shroud kept