Re-added widget textbox blur fix FF

IPython/html/static/notebook/js/keyboardmanager.js

@@ -751,17 +751,17 var IPython = (function (IPython) {
         };
         e.on('focusin', handle_focus);
         e.on('focusout', handle_blur);
-        // // TODO: Very strange. The focusout event does not seem fire for the 
-        // // bootstrap textboxes on FF25&26...
-        // e.find('input').blur(handle_blur);
-        // e.on('DOMNodeInserted', function (event) {
-        //     var target = $(event.target);
-        //     if (target.is('input')) {
-        //         target.blur(handle_blur);
-        //     } else {
-        //         target.find('input').blur(handle_blur);    
-        //     }
-        //   });
+        // TODO: Very strange. The focusout event does not seem fire for the 
+        // bootstrap textboxes on FF25&26...
+        e.find('input').blur(handle_blur);
+        e.on('DOMNodeInserted', function (event) {
+            var target = $(event.target);
+            if (target.is('input')) {
+                target.blur(handle_blur);
+            } else {
+                target.find('input').blur(handle_blur);    
+            }
+          });
         // There are times (raw_input) where we remove the element from the DOM before
         // focusout is called. In this case we bind to the remove event of jQueryUI,
         // which gets triggered upon removal, iff it is focused at the time.