* Fix some typos.
Signed-off-by: Yulv-git <yulvchi@qq.com>

* pre-commit
Signed-off-by: Yulv-git <yulvchi@qq.com>

---------
Signed-off-by: Yulv-git <yulvchi@qq.com>

* [CodeStyle] trim trailing whitespace in .md and .rst

* empty commit, test=document_fix

* Add Dockerfile for cuda9 and cuda10

* Add Dockerfile for cuda9 and cuda10

Add Dockerfile for building cuda9 cuda10 images.

* Scripts: refactor paddle bash shell scripts.

* Fix indent.

* Modify readme documents.

* Get rid of the dependency of Go compiler when WITH_GOLANG is OFF.

* Minor modification to the documentation.

* Remove the downloading and installing of Go compiler when build developing Docker image for android.

* Minor modifcation to the documentation's format.

* Change the default value of WITH_GOLANG to OFF in paddle/scripts/docker/build.sh.

Otherwise, it will create many containers which are not usefull.