add recipient to addressbook

client/electrum

@@ -561,6 +561,9 @@ class Wallet:
         out = self.send_tx(tx)
         if out != tx_hash:
             return False, "error: hash mismatch"
+        if to_address not in self.addressbook:
+            self.addressbook.append(to_address)
+        if label: 
             wallet.labels[tx_hash] = label
         wallet.save()
         return True, tx_hash

client/gui.py

@@ -462,6 +462,7 @@ class BitcoinGUI:
             payto_entry.set_text("")
             label_entry.set_text("")
             amount_entry.set_text("")
+            self.update_sending_tab()
         else:
             show_message( msg )