[DE][PE] Prevent browser event, when press Ctrl+S on dialog header.

apps/documenteditor/main/app/controller/Main.js

@@ -231,6 +231,15 @@ define([
                     });
 
                     this.initNames(); //for shapes
+
+                    Common.util.Shortcuts.delegateShortcuts({
+                        shortcuts: {
+                            'command+s,ctrl+s': _.bind(function (e) {
+                                e.preventDefault();
+                                e.stopPropagation();
+                            }, this)
+                        }
+                    });
                 }
             },