update occurences of get_history

gui/text.py

@@ -108,10 +108,10 @@ class ElectrumGui:
         self.history = []
 
         for item in self.wallet.get_history():
-            tx_hash, conf, is_mine, value, fee, balance, timestamp = item
+            tx_hash, conf, value, timestamp, balance = item
             if conf:
                 try:
-                    time_str = datetime.datetime.fromtimestamp( timestamp).isoformat(' ')[:-3]
+                    time_str = datetime.datetime.fromtimestamp(timestamp).isoformat(' ')[:-3]
                 except Exception:
                     time_str = "------"
             else: