bugfix: 1)vm max-count is type int, parameter type is invalid 2) use region_id in profile if user didn't specify region in cmd line.
optimize: 1) cli help doc shows description in yaml
0.7.1
bugfix: 1) sign failed when using filters parameter, '/' in query param needs also be encoded. 2) output content is redirect to file failed when they include unicode. They must be enocoded to utf8.
0.7.0
1) add container registry service (cr) 2) update vm/vpc/rds/datastar