code: function (location, key, value, old, nspace) {
              this.$raiseEvent({
                  name : "change",
                  location : location,
                  namespace : nspace,
                  key : key,
                  newValue : value,
                  oldValue : old,
                  url : Aria.$window.location
              });
          }
docs: Notify that a change event happened on a specific storage location
  @param {String} location Storage location where the event is happening, i.e. local/session
  @param {String} key Id of the value that is changing, null if clear
  @param {String} value Value being set, null if removed
  @param {String} old Old value being changed, null if newly added
  @param {String} nspace Namspace of the storage instance