uncommented contributors line in turtle for chapters
Merge branch 'master' of /usr/local/projects/repos/tuba
added extra spacing in turtle for reports, qualified pre-prov comment since nca3 won't be cited by other GCIS entries
added missing quotation mark for prov:Role in contributors.ttl.ep
added extra lines after % end in turtle for book
added one more line after if helper in turtle for report
Merge pull request #17 from justgo129/master

Uncommented mention of contributors in turtle for chapters (so we now have contributors for images, figures, reports, and chapters)