Update LG 2-3G Tool v9.16 released

The new version update LG 2-3G Tool v9.16 has been added:

- support H820 (G5) (direct unlock in flash mode(Test Mode), imei repair in flash mode, flashing, firmware maker, qcn read/write, nvm read/write, sec zone read/write/reset in flash, FRP reset) thanks to jatchaminda - world first!

- support H840 (G5) (direct unlock in flash mode, imei repair in flash mode, flashing, firmware maker, sec zone read/write/reset in flash, FRP reset) - thanks to antoniogonzalez
- support H840AR (G5) (direct unlock in flash mode, imei repair in flash mode, flashing, firmware maker, sec zone read/write/reset in flash, FRP reset)
- support H840TR (G5) (direct unlock in flash mode, imei repair in flash mode, flashing, firmware maker, sec zone read/write/reset in flash, FRP reset)