(Issue 709) Rename .min.css files to .css when processing pdf2html
(Issue 704) Only add _parent key to a search document if specified
Merge pull request #704 from mrvisser/issue-704

numerous unit test failures after elasticsearch upgrade to 0.90.6
Merge branch 'master' of https://github.com/sakaiproject/Hilary into hostHeader
Update README.md
Merge pull request #709 from mrvisser/issue-709

Update pdf.js to support version 0.11 of pdf2htmlEX
Merge branch 'master' of https://github.com/sakaiproject/Hilary into hostHeader
Follow-up per code review