fixes for cosignerpool

plugins/cosigner_pool/__init__.py

@@ -5,5 +5,5 @@ description = ' '.join([
     _("It sends and receives partially signed transactions from/to your cosigner wallet."),
     _("Transactions are encrypted and stored on a remote server.")
 ])
-requires_wallet_type = ['2of2', '2of3']
+#requires_wallet_type = ['2of2', '2of3']
 available_for = ['qt']

plugins/cosigner_pool/qt.py

@@ -96,6 +96,11 @@ class Plugin(BasePlugin):
         self.keys = []
         self.cosigner_list = []
 
+    @hook
+    def init_qt(self, gui):
+        for window in gui.windows:
+            self.on_new_window(window)
+
     @hook
     def on_new_window(self, window):
         self.update(window)
@@ -153,7 +158,7 @@ class Plugin(BasePlugin):
     def cosigner_can_sign(self, tx, cosigner_xpub):
         from electrum.transaction import x_to_xpub
         xpub_set = set([])
-        for txin in tx.inputs:
+        for txin in tx.inputs():
             for x_pubkey in txin['x_pubkeys']:
                 xpub = x_to_xpub(x_pubkey)
                 if xpub: