Inform the user about the new URL when being redirected via http.

Additionally the changed code ensures that the new URL is used,
even if it doesn't end with the query string.

mercurial/httprepo.py

@@ -240,8 +240,12 b' class httprepository(remoterepository):'
             # this only happens with Python 2.3, later versions raise URLError
             raise util.Abort(_('http error, possibly caused by proxy setting'))
         # record the url we got redirected to
-        if resp.geturl().endswith(qs):
-            self._url = resp.geturl()[:-len(qs)]
+        resp_url = resp.geturl()
+        if resp_url.endswith(qs):
+            resp_url = resp_url[:-len(qs)]
+        if self._url != resp_url:
+            self.ui.status(_('real URL is %s\n') % resp_url)
+            self._url = resp_url
         try:
             proto = resp.getheader('content-type')
         except AttributeError: