[mtvservices] Fix title extraction under python 2

youtube_dl/extractor/mtv.py

@@ -142,7 +142,7 @@ class MTVServicesInfoExtractor(InfoExtractor):
         if title_el is None:
             title_el = itemdoc.find('.//{http://search.yahoo.com/mrss/}title')
         if title_el is None:
-            title_el = itemdoc.find('.//title')
+            title_el = itemdoc.find('.//title') or itemdoc.find('./title')
             if title_el.text is None:
                 title_el = None