Merge pull request PaddlePaddle#1825 from zh794390558/docr1

[r1.0][doc] fix readme

Merge pull request PaddlePaddle#1637 from KPatr1ck/docs

[Audio][docs]Update README.md

Merge pull request PaddlePaddle#1484 from Jackwaterveg/r0.1_develop

[Setup] make librosa version fixed

Merge pull request PaddlePaddle#1341 from Jackwaterveg/r0.1

[Version]r0.1.1

Merge pull request PaddlePaddle#1168 from Jackwaterveg/doc

[Doc]revise the doc

Merge pull request PaddlePaddle#753 from Jackwaterveg/ds2_online

模型Resume的学习率问题

Merge pull request PaddlePaddle#666 from PaddlePaddle/ds2_doc

result with specaug

Merge pull request PaddlePaddle#467 from lfchener/fix

fix the bug of setup.sh

Merge pull request PaddlePaddle#395 from lfchener/update_master

update README.md & README_cn.md of master branch