8.21

add option --cuda-schedule
add option --logfile
make ccminer compilable under OSX
Neoscrypt: detect P104-100 and Tesla P100/V100
Lyra2v2: fix verification bug (Linux)
fix for intensities between 8 and 9

Sha256 hash for the ccminer.exe file:
CUDA 8 version: c07d0d3a81eeb52501970caf5e294d728dc5e8a3119ff2a76e023b4193e62ad5
CUDA 9.1 version: ebf91e27f54de29f158a4f5ebecedb7e7e03eb9010331b2e949335bf1144a886

You can check the hash under Windows with CertUtil -hashfile ccminer.exe SHA256 on the command line