Kubernetes: remove static allowed vals array for agent pool count (#3679)
Kubernetes: remove static allowed vals array for agent pool count (#3679)


jackfrancis/acs-engine,jackfrancis/acs-engine,Azure/acs-engine,jackfrancis/acs-engine,Azure/acs-engine,Azure/acs-engine,Azure/acs-engine,jackfrancis/acs-engine,Azure/acs-engine,jackfrancis/acs-engine