OpenForge 2.0 Mangonel (Catapult)

This is a special release. A while ago, [Evan Carothers](https://www.thingiverse.com/ecaroth/about) reached out to me to see if I would be willing to do some community models for his [Oakenspire Kickstarter](https://www.kickstarter.com/projects/ecaroth/forest-of-oakenspire-3d-printable-tabletop-models). Well, the stretch goal has been unlocked, so my first model is being released. The Mangonel. This model is based on a real [recreation](http://medievalweaponinfo.com/medieval-siege-weapons-guide/) of a medieval mangonel. There's a lot of misrepresentation about what these machines are for. Most people think of them as siege weaponry that are used to batter down castle walls. In truth, the mangonel (and other tension based catapults) had a pretty hard upper limit to the force they could apply, and were nearly entirely used as anti personnel weapons as covered in this [Shadiversity](https://www.youtube.com/watch?v=7x-vv0FCIkQ) video.

There are two versions here. One is fully ar