Update deprecated jQuery.andSelf

h/js/host.coffee

@@ -412,7 +412,7 @@ class Annotator.Host extends Annotator
     # Collect relevant annotations
     annotations = $(event.target)
       .parents('.annotator-hl')
-      .andSelf()
+      .addBack()
       .map -> return $(this).data("annotation")
 
     # Tell sidebar to show the viewer for these annotations
@@ -429,4 +429,4 @@ class Annotator.Host extends Annotator
   #Save the event for restarting edit
   onAdderClick: (event) =>
     @event = event
-    super
\ No newline at end of file
+    super