Merge pull request #22 in SA/mcsapi_python from ~CHENZHUO06/mcsapi_py…

…thon:cz-dev to master

* commit '4f35e4406cd8144f8edd197cfca2f9b9265c0a2d':
  update DescribeAddresses

unify storage unit to 1GB

Merge pull request #8 in SA/mcsapi_python from templates to master

* commit 'f9424ead4da83d311d0b9c0083159e356a9eebd5':
  修改创建模板方法对应的注释内容
  Add create and delete template commands.

CreateInstance支持增加额外带宽和磁盘

update version