Change RPC testnet port and remove invalid assert (#405)

* Fix testnet rpc port and removed invalid assert for Decred

lib/coins.py

@@ -1470,5 +1470,5 @@ class DecredTestnet(Decred):
     TX_COUNT = 3176305
     TX_COUNT_HEIGHT = 254198
     TX_PER_BLOCK = 1000
-    RPC_PORT = 19119
+    RPC_PORT = 19109
     

lib/tx.py

@@ -489,7 +489,6 @@ class DeserializerDecred(Deserializer):
     def read_tx(self):
         start = self.cursor
         version = self._read_le_int32()
-        assert version == 1 # TODO check other versions for segwit
         inputs = self._read_inputs()
         outputs = self._read_outputs()
         locktime = self._read_le_uint32()