[Live-demo] Update for OpenLayers3

[Brian M Hamlin]

     hmm I just ran the script on a VM .. 
  There is a trivial page with two links.. clicking examples .. the 
examples appear to be attempting to load from a local relative URL that 
does not exist
   
  user at osgeolive:~$ ls /var/www/html/openlayers/ol/ol #
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