Merge pull request #138 from ferune/patch-1

modify iterator.py: _clan_war to clan_war

Author: mathsman5133

coc/iterators.py

@@ -171,7 +171,7 @@ async def _next(self):
             return None
         elif self.clan_tag is None:
             return war
-        elif war._clan_tag != self.clan_tag:
+        elif war.clan_tag != self.clan_tag:
             return await self._next()
         else:
             return war