tests: Updated Index endpoint for WikiPapers

* Updated API endpoint for WikiPapers on Referata which was previously (http://wikipapers.referata.com/w/index.php) and now resolves to (http://wikipapers.referata.com/index.php).

testing/test_dumpgenerator.py

@@ -78,7 +78,7 @@ class TestDumpgenerator(unittest.TestCase):
             #['http://mc.orain.org/w/index.php', 'http://mc.orain.org/w/api.php', u'Mojang logo.svg'],
             
             # Referata wikifarm
-            ['http://wikipapers.referata.com/w/index.php', 'http://wikipapers.referata.com/w/api.php', u'Avbot logo.png'],
+            ['http://wikipapers.referata.com/index.php', 'http://wikipapers.referata.com/api.php', u'Avbot logo.png'],
             
             # ShoutWiki wikifarm
             ['http://commandos.shoutwiki.com/w/index.php', 'http://commandos.shoutwiki.com/w/api.php', u'Night of the Wolves loading.png'],
@@ -255,7 +255,7 @@ class TestDumpgenerator(unittest.TestCase):
             #['http://mc.orain.org', 'http://mc.orain.org/w/api.php', 'http://mc.orain.org/w/index.php'],
             
             # Referata wikifarm
-            ['http://wikipapers.referata.com', 'http://wikipapers.referata.com/api.php', 'http://wikipapers.referata.com/w/index.php'],
+            ['http://wikipapers.referata.com', 'http://wikipapers.referata.com/api.php', 'http://wikipapers.referata.com/index.php'],
             
             # ShoutWiki wikifarm
             ['http://commandos.shoutwiki.com', 'http://commandos.shoutwiki.com/w/api.php', 'http://commandos.shoutwiki.com/w/index.php'],