def all
      @roles = Array.new
      @connection.deploys.all.each do |deploy|
        deploy.roles.each do |role|
          @roles << role
        end
      end
      @roles
    end
def all
      @roles = Array.new
      @connection.deploys.all.each do |deploy|
        deploy.roles.each do |role|
          @roles << role
        end
      end
      @roles
    end
do not use this unless you want a list of all roles(vms) in your subscription