sync-in-home

Signed-off-by: Zhengwang Ruan <ruan.zhengwang@gmail.com>
docs: update README.mysql

1) add steps to import database.
2) add steps to install mysqldb in python.

Signed-off-by: Zhengwang Ruan <ruan.zhengwang@gmail.com>
Merge branch 'zhengwang-dev' of https://github.com/ruanzhengwang-org/winfuture into zhengwang-dev