Please support qlora.

[kurugai]

Hi. I'm using llama.cpp and if you look at the main.exe or server.eze file, there's an option to use lora. So I'm using it very well.

I couldn't find that option on llama-cpp python. Especially I need it in web server mode, but there is no lora option when I start it. I'm sorry, but could you please create an option for lora to read as well?