Updated upload file extensions and ds composite_model TN datastream mimetypes.
Testing travis on recent changes.
Merge pull request #18 from MorganDawe/7.x

upload extensions and mimetypes.
Merge pull request #17 from ajstanley/7.x

added editting access hook
Merge pull request #19 from ajstanley/7.x

added citations, still need theming
Merge pull request #20 from ajstanley/7.x

added auto install of islandora solr metatdata configs