v1.4.0

v1.4版本

发布基于ShareGPT4数据集微调的中英文Vicuna-13B模型shibing624/vicuna-baichuan-13b-chat，和对应的LoRA模型shibing624/vicuna-baichuan-13b-chat-lora，效果提升，并支持多轮问答。

演示shibing624/vicuna-baichuan-13b-chat模型效果：

What's Changed

• update tokenizer for multi round task by @shibing624 in #151
• Dev round by @shibing624 in #153

Full Changelog: 1.3.0...1.4.0