Working on influence support - just testInfluence4 to go.
Some refactoring - now have a single method to handle all predicates.
* Shifted collector-related files into rdf.collector
* Taken out 'implicit' type handling - no longer needed!
* Put ProvType into its own class
Merge https://github.com/lucmoreau/ProvToolbox
Fixed gYear (and others)
Merge pull request #59 from mikejewell/master

Influence & Refactoring