* Rename bigdl/llm to ipex_llm * rm python/llm/src/bigdl * from bigdl.llm to from ipex_llm
* Speculative Starcoder on CPU * enable kv-cache pre-allocation * refine codes * refine * fix style * fix style * fix style * refine * refine * Update speculative.py * Update gptbigcode.py * fix style * Update speculative.py * enable mixed-datatype layernorm on top of torch API * adaptive dtype * Update README.md