Remove deprecation pill

notebook/static/notebook/js/notebook.js

@@ -847,7 +847,6 @@ define(function (require) {
      */
     Notebook.prototype.move_cell_up = function (index) {
         console.warn('Notebook.move_cell_up is deprecated as of v4.1 and will be removed in v5.0');
-        this.events.trigger('deprecated.Notebook', 'Move cell up will be removed in v5.0');
         
         var i = this.index_or_selected(index);
         if (this.is_valid_cell_index(i) && i > 0) {
@@ -874,7 +873,6 @@ define(function (require) {
      */
     Notebook.prototype.move_cell_down = function (index) {
         console.warn('Notebook.move_cell_down is deprecated as of v4.1 and will be removed in v5.0');
-        this.events.trigger('deprecated.Notebook', 'Move cell down will be removed in v5.0');
         
         var i = this.index_or_selected(index);
         if (this.is_valid_cell_index(i) && this.is_valid_cell_index(i+1)) {

notebook/static/notebook/js/notificationarea.js

@@ -305,9 +305,6 @@ define([
         this.events.on('notebook_copy_failed.Notebook', function (evt, error) {
             nnw.warning(error.message || "Notebook copy failed");
         });
-        this.events.on('deprecated.Notebook', function (evt, message) {
-            nnw.warning(message, 2000);
-        });
         
         // Checkpoint events
         this.events.on('checkpoint_created.Notebook', function (evt, data) {