Neptune7 - 7 inch cruiser

https://www.youtube.com/watch?v=UeaAPjnshrs

https://www.youtube.com/watch?v=7gbfx-UJRFI

This is an FPV quadcopter frame based on the following ideas:

- independent arms (more easy to print than the hole thing)
- up to 7 inch props
- long range capable
- lightweight (initial target was up to 120 grams ... but in order this to be stiff you need to print it with high infill)
- stiff frame
- vertical arms (and also having some aerodynamic profile)
- capable to carry an HD camera (but