rebuild example notebooks

* no longer reference left panel
* no longer suggest starting the notebook with `--pylab`.

docs/examples/widgets/directview/directview.ipynb

@@ -3,36 +3,44 @@
   "name": "directview"
  },
  "nbformat": 3,
+ "nbformat_minor": 0,
  "worksheets": [
   {
    "cells": [
     {
      "cell_type": "code",
+     "collapsed": false,
      "input": [
-      "from directview import interact",
+      "from directview import interact\n",
       "from IPython.parallel import Client"
      ],
      "language": "python",
+     "metadata": {},
      "outputs": []
     },
     {
      "cell_type": "code",
+     "collapsed": false,
      "input": [
-      "c = Client()",
+      "c = Client()\n",
       "dv = c[:]"
      ],
      "language": "python",
+     "metadata": {},
      "outputs": []
     },
     {
      "cell_type": "code",
+     "collapsed": false,
      "input": [
       "interact(dv)"
      ],
      "language": "python",
+     "metadata": {},
      "outputs": []
     }
-   ]
+   ],
+   "metadata": {}
   }
  ]
 }