Z3X box-LG Update. Qualcomm v. 1.5.0 released! 5 models added!

LG Qualcomm v. 1.5.0 released!

- Added KE990, KE990d, TU720 Direct unlock
- U450 unlock fix(bad sectors skip added)
- Added KU990i, KU990iGO flashing, nvm read/write, repair