TWRP 3.7.0 A12.1 for NB1

TWRP 3.7.0 A12.1 for Nokia 8 (NB1)

Flashable bootimage & flashable zip availible.

Known Features xD:

- You can tell me :-)

Thanks to GPUCODE for device-tree.
Thanks to TeamWin for the good work on TWRP and support for building issues.
Thanks to GPUCODE & Radu for the Atomix-Kernel.
Thanks to Pranav-Talmale for assist me.