Check that the first page can not be greater than the last page.
Form elements that depend on Source are now hidden if Source is not valid, and users are unable to select "use existing tei-rdf" if none exist.
fixed a syntax error in consolidate_tei.
Fixed merge conflict.
changed label
Merge pull request #13 from nigelgbanks/7.x-EMIC-59-versionable-object

Implemented Alan's Suggestions
Updated tree logic.
Merge pull request #12 from MorganDawe/7.x.publish_viewer

Fixed syntax error
made jw player reposnsive