code: function(callback) {
              callback = callback || function() {};
              
              var that = this;
              return this.get("setup", {}, function(err, response) {
                  if (err) {
                      callback(err);
                  } 
                  else {
                      callback(null, response.data.entry.content, that);
                  }
              });
          }
docs: Retrieves the setup information for a Splunk app.
  
  @example
  
  var app = service.apps().item("app");
  app.setup(function(err, info, search) {
  console.log("SETUP INFO: ", info);
  });
  
  @param {Function} callback A function to call when setup information is retrieved: `(err, info, app)`.
  
  @endpoint apps/local/{name}/setup
  @method splunkjs.Service.Application