work on pm and fixed broken pex when none

onionr/api.py

@@ -156,8 +156,6 @@ class API:
                 resp = Response(response)
             elif action == 'kex':
                 peers = self._core.listPeers()
-                response = ''
-                if type(peers) != None:
                 response = ','.join(self._core.listPeers())
                 resp = Response(response)
             else:

onionr/core.py

@@ -360,7 +360,7 @@ class Core:
             payload = 'SELECT * FROM peers;'
         peerList = []
         for i in c.execute(payload):
-            if type(i[2] != None):
+            if type(i[2]) != None:
                 peerList.append(i[2])
         peerList.append(self._crypto.pubKey)
         conn.close()