VLOT in progress for Ontologies
Commented Debug messages
VLOT implementation

Displays object relations on a visual interactive graph using canvas
No longer using raphael
Fix passing wrongly islandora objects as string

I was passing current islandora_object as string in some menus. Fixed
Fix OWL upload

Current Tuque (Sept 2014) was breaking my implementation (or i was
breaking tuque, who knows), fixed. Also added other mimes for owl
stream.
Merge pull request #1 from DiegoPino/master

update from main