[cli] add cli batch/pipe example to readme

[CLI] modified text sr to lang

[TTS]update text frontend, test=tts

[CLI] add paddlespeech stats

[ASR] Topic: add ctc_loss speed compare

[ASR] Add unit test for deepspeech2 online inference

[Benchmark] fix benchmark

[server] update server cli

[Setup] Fix setup

[server] more install 

[doc] update ctc loss compare