* code for training vits voice clone on aishell3.
Co-authored-by: TianYuan <white-sky@qq.com>

* Update application.yaml

[s2t] fix format test=asr

[s2t] fix asr_engine.py

[s2t] fix conformer/transformer multi-gpu training, maybe impact dy2st

* add special tone modifed case
Co-authored-by: TianYuan <white-sky@qq.com>

* Update asr_engine.py

* Update asr_engine.py

* Update application.yaml

must add parameter "num_decoding_left_chunks" so as to modify this in other scenarios.

* Update asr_engine.py

* Update application.yaml

* Update application.yaml

* Update asr_engine.py

* Update issue templates

* Delete bug_report.md

* Delete --tts-bug-report.md

* Rename ---asr-bug-report.md to bug-report-asr.md

* Rename ---tts-bug-report.md to bug-report-tts.md

* Create feature-request.md

* Create question.md

* Update bug_report.md

* Update README.md

add Contributors

* Update README_cn.md

* add chinese words correct phonic,test=tts

* added thanks into readme. add data of unit, test=tts

* added thanks into readme. add data of unit, test=tts

* modify data of unit, test=tts

* modify thanks, test=tts