a mistake. change `persistent_ops` to `persistentOps` and so on
a mistake. change `params[:persistent_ops]` to `params[:persistentOps]` and so on
Merge branch 'master' of https://github.com/dp90219/ruby-sdk
Merge pull request #100 from dp90219/master

a mistake. change `persistent_ops` to `persistentOps` and so on