openOneIndex tries to open an existing index at a given path, or creates a new one

* Perform a check during install (like a valid DB connection) * @param {module:model/InstallPerformCheckRequest} body * @return {Promise} a

* Registers an action to this manager (default, accesskey). * @param action Action

* * @return {Promise}

resolveRef resolves a $ref value and returns the referenced data.

* @return {Promise}

* Changes loaded status * @param bool Boolean

* Sets the metadata as a bunch * @param data Map A Map * @param notify bool Trigger a notification

* Sets a reference to the parent node * @param parentNode AjxpNode

toMissingMeta is similar to toMissing but only handle Metadata nodes

updateMeta simplifies the dao.SetNodeMeta call

* * @param name * @param parameters * @return {Promise}