add fields

Signed-off-by: gaozheng <gaozheng.cn@gmail.com>
add state and fields.

Signed-off-by: gaozheng <gaozheng.cn@gmail.com>
add "name" for updateVolume

Signed-off-by: gaozheng <gaozheng.cn@gmail.com>
correct interface

Signed-off-by: gaozheng <gaozheng.cn@gmail.com>
correct interface

Signed-off-by: gaozheng <gaozheng.cn@gmail.com>
add unit test case

Signed-off-by: gaozheng <gaozheng.cn@gmail.com>
add configuration

Signed-off-by: gaozheng <gaozheng.cn@gmail.com>
Merge branch 'cloudstack-4.3.x' of https://github.com/vispractice/jclouds into cloudstack-4.3.x