[BISERVER-10656] - Upgrade Dojo usage to 1.9
* A bug was occurring when a report was output with the format "HTML (single page)" and had no content.
* The dojo API dojo.dnd.getViewport() does not exist anymore in 1.9
Merge pull request #86 from webdetails/BISERVER-10656

[BISERVER-10656] - Upgrade Dojo usage to 1.9