A bit optimised m7 kernels, this time it's pure Djm34 work + my tweaks (not palginmod)

On my testrig:

1060 3G ~ 12+ MH
1080 ~ 18+

x86 is generally faster.

https://github.com/palginpav/ccminer/releases/download/1.1-m7/m7_tweaked_djm34.zip