Modified the rfc feed to better represent dois. Fixes ietf-tools#2014. Commit ready for merge.

 - Legacy-Id: 12055

Author: rjsparks

ietf/doc/feeds.py

@@ -97,6 +97,8 @@ def add_item_elements(self, handler, item):
 
         if 'doi' in item and item['doi'] is not None:
            handler.addQuickElement('dcterms:identifier',item['doi'],{'xsi:type':'dcterms:doi'})
+        if 'doiuri' in item and item['doiuri'] is not None:
+           handler.addQuickElement('dcterms:identifier',item['doiuri'],{'xsi:type':'dcterms:uri'})
 
         if 'media_content' in item and item['media_content'] is not None:
             handler.startElement('media:content',{'url':item['media_content']['url'],'type':'text/plain'})
@@ -138,7 +140,8 @@ def item_extra_kwargs(self, item):
                                         'link_url': self.item_link(item) 
                                        }
                      })
-        extra.update({'doi':'http://dx.doi.org/10.17487/%s' % item.canonical_name().upper()})
+        extra.update({'doi':'10.17487/%s' % item.canonical_name().upper()})
+        extra.update({'doiuri':'http://dx.doi.org/10.17487/%s' % item.canonical_name().upper()})
 
         #TODO 
         # R104 Publisher (Mandatory - but we need a string from them first)