restore old notebook mode for immediate

package.json

@@ -76,7 +76,7 @@
         "c9.ide.ace.emmet": "#6dc4585e02",
         "c9.ide.ace.gotoline": "#a8ff07c8f4",
         "c9.ide.ace.keymaps": "#bf6d36213f",
-        "c9.ide.ace.repl": "#7989bbd07f",
+        "c9.ide.ace.repl": "#5aae9a5461",
         "c9.ide.ace.split": "#0ae0151c78",
         "c9.ide.ace.statusbar": "#d95be89d53",
         "c9.ide.ace.stripws": "#cf0f42ac59",