Top mounted reel holder

This design has been superceded by http://www.thingiverse.com/thing:1835048

A remix from an own remix - why that?
* This is rather a quick hack, with mediocre code quality, rather than a "remix", consider it an early access version.
* The usefulness of this item is limited, as it is used in conjunction with http://www.thingiverse.com/thing:1792366 - as it's sort of specialised, I didn't want to modify the template.

I slapped on rod mounting brackets, added basements to the holder, and ad