* transformer api refactor
* fix style
* add huggingface tokenizer usage in example and make ggml tokenzizer as option 1 and huggingface tokenizer as option 2
* fix style
* Add docstrings to llm_convert
* Small docstrings fix
* Unify outfile type to be a folder path for either gptq or pth model_format
* Supports gptq model input for from_pretrained
* Fix example and readme
* Small fix
* Python style fix
* Bug fix in llm_convert
* Python style check
* Fix based on comments
* Small fix
* First push of bigdl-llm example for gptneox model family
* Add some args and other small updates
* Small updates
* Add example for llama family models
* Small fix
* Small fix
* Update for batch_decode api and change default model for llama example
* Small fix
* Small fix
* Small fix
* Small model family name fix and add example for bloom
* Small fix
* Small default prompt fix
* Small fix
* Change default prompt
* Add sample output for inference
* Hide example inference time