Moving examples to the top level.
First go and reorganizing the examples.
Updating MANIFEST.in for new examples location.
More changes to example notebooks.
Finishing the display example notebooks.
Adding Cell Magics notebook.
Simple changes to make example notebooks Python 3 compatible
Fix 'Custom Display Logic' example notebook for Python 3
More changes to example notebooks for Python 3 compatibility
Adding FileLink example in the right new place.