FT Goblin Parts

These are some parts I modeled for use with the [FT Goblin](https://store.flitetest.com/flite-test-goblin-electric-airplane-kit-760mm-flt-1059/p792313).

There are two versions of the firewall, one for motors with 16mm spacing for their screws and one for motors that have 16mm spacing for one pair of screws and 19mm for the other. My DYS motor uses 16x16, while a Racerstar I have uses 19x16. If your motor has different spacing this is easy to modify in the SCAD file by using the screw_spacing_