Added:

Read bootloader code, Huawei ID unlock added for:

Huawei Honor 6C
DIG-L21

Huawei Nova Smart
DIG-L01

Huawei Diego
DIG-AL00
DIG-L01
DIG-L03
DIG-L21
DIG-L22
DIG-L23
DIG-TL10

Huawei GR3 2017
DIG-L21