Fixed a bug due to new BMA API

src/cutecoin/core/person.py

@@ -341,7 +341,9 @@ class Person(object):
                 return list()
 
             certified_list = list()
-            for certified in data['results'][0]['signed']:
+            for result in data['results']:
+                if result["pubkey"] == self.pubkey:
+                    for certified in result['signed']:
                         certified['cert_time'] = dict()
                         certified['cert_time']['medianTime'] = certified['meta']['timestamp']
                         certified_list.append(certified)