Bump rails version upto 3.2.18
Initial commit of adding meta tags to support Google scholar discovery
Further improvements and tags added for ETDs and Reports. Added into Show pages for all resources. HYHULL-13
Created an application-wide configuration for defining the default institution.  This is used for populating fields within descMetadata, along with checks within SearchOptimisationMetaHelper
HYHULL-13
HYHULL-203 Examination paper link within the Collections section added
HYHULL-204 - Added Pid namespace choice to ETD and JournalArticle create pages.  Moved validation logic into Hyhull::ModelMethods, and aligned the GenericContent UI with ETDs and JAs.  Configuration added to define default namespace (fedora default is the authoritive pid default still).
Fix issue where erroneous elements are added to new Journal Article descMetadata DS
Journal article - Related URLS functionality added to model and Edit forms
Added features to Journal article model
 - Article URLs display on catalog page
 - Publications note field (edit and display)
 - Related specs
Added citation_abstract_html_url and citation_fulltext_html_url to the meta tags available for the JournalArticle content type
Updated gems to latest minor point releases and added require expectation library spec_helper.rb
Added LICENSE.txt
Updated README.textile