Fix for validation error "Bad value content-info for attribute role on element footer."
Fix for validator error "Element style is missing required attribute scoped"
Style tags in HTML5 require the scoped attribute if they are used outside the Head element.  This makes the style apply to the parent element which is fine in our case as its the body element.
http://www.w3schools.com/tags/tag_style.asp
Merge pull request #25 from ubc-micb/fix_style_scoped

Fix for validator error "Element style is missing required attribute scoped"
Merge pull request #24 from ubc-micb/fix_content_info

Fix for validation error "Bad value content-info for attribute role on element footer."
Removed RDF variables when module not enabled.

Was mistakenly trying to add empty rdf variables when rdf module was
not enabled
Revert "Removed RDF variables when module not enabled."

This reverts commit f650bf4c24438b1e5d53e91c769e4309ca6c7492.
Initialize the RDF object

Wasn’t initializing the (empty) RDF object before setting the
properties. This caused a 'Creating default object from empty value'
warning in PHP when the module wasn’t enabled.
RDF object uppercase to lowercase
Merge commit 'c7c80b5c84752a7b00cb95137d5669b9cf8271e7'

* commit 'c7c80b5c84752a7b00cb95137d5669b9cf8271e7':
  RDF object uppercase to lowercase
  Initialize the RDF object
  Revert "Removed RDF variables when module not enabled."
  Removed RDF variables when module not enabled.
  Fix for validator error "Element style is missing required attribute scoped" Style tags in HTML5 require the scoped attribute if they are used outside the Head element.  This makes the style apply to the parent element which is fine in our case as its the body element. http://www.w3schools.com/tags/tag_style.asp
  Fix for validation error "Bad value content-info for attribute role on element footer."