v0.3.1
[dtensor] fixed readme file name and removed deprecated file (#4162)
[Gemini] ParamOpHook -> ColoParamOpHook (#2080)
[polish] polish ColoTensor and its submodules (#2537)
[doc] Fix typo under colossalai and doc(#3618)
[test] fixed tests failed due to dtensor change (#4082)
[Tensor] init ColoParameter (#914)
[tensor] Refactor handle_trans_spec in DistSpecManager
[doc] update rst and docstring (#1351)
[nfc]fix typo colossalai/pipeline tensor nn (#3899)
[autoparallel] fix bugs caused by negative dim key (#1808)