Removing unneeded select prev/next from Edit menu.

IPython/html/static/notebook/js/menubar.js

@@ -178,12 +178,6 var IPython = (function (IPython) {
         this.element.find('#move_cell_down').click(function () {
             IPython.notebook.move_cell_down();
         });
-        this.element.find('#select_previous').click(function () {
-            IPython.notebook.select_prev();
-        });
-        this.element.find('#select_next').click(function () {
-            IPython.notebook.select_next();
-        });
         this.element.find('#edit_nb_metadata').click(function () {
             IPython.notebook.edit_metadata();
         });

IPython/html/templates/notebook.html

@@ -110,9 +110,6 class="notebook_app"
                 <li id="move_cell_up"><a href="#">Move Cell Up</a></li>
                 <li id="move_cell_down"><a href="#">Move Cell Down</a></li>
                 <li class="divider"></li>
-                <li id="select_previous"><a href="#">Select Previous Cell</a></li>
-                <li id="select_next"><a href="#">Select Next Cell</a></li>
-                <li class="divider"></li>
                 <li id="edit_nb_metadata"><a href="#">Edit Notebook Metadata</a></li>
             </ul>
         </li>