owlonly renamed to owl-only inline with naming conventions.
Simple "only" used in render.
Updated intern mechanism again. Intern'd rather than def'd symbols
are not recognised as being defined within a single compilation unit.
Merge pull request #5 from jaydchan/owl-only-fix

owlonly renamed to owl-only inline with naming conventions.
Removed errorneous println statement.
Removed erroneous println statement.
ontology function now uses handlers.