add BridgeTxNotify

cellframenet.py

@@ -212,6 +212,14 @@ class CellframeNetwork:
         def callback_wrapper(ledger, tx, argv):
             callback(ledger, tx, argv, self)
         ledger.txAddNotify(callback_wrapper, self.net)
+    
+    def set_ledger_bridge_tx_notification_callback(self, callback):
+        ledger = self.net.getLedger()
+
+        def callback_wrapper(ledger, tx, argv):
+            callback(ledger, tx, argv, self)
+        logIt.notice("New bridgedTxNotify for {}".format(self.net))
+        ledger.bridgedTxNotifyAdd(callback_wrapper, self.net)
 
     def load_cert(certname):
         return Crypto.Cert.load(certname)