Fixed a bug when cache loading didn't refresh at startup

src/cutecoin/core/app.py

@@ -97,6 +97,8 @@ class Application(object):
                 json_data = open(wallet_path, 'r')
                 data = json.load(json_data)
                 wallet.cache.load_from_json(data)
+                for community in account.communities:
+                    wallet.cache.refresh(community)
 
     def save(self, account):
         with open(config.parameters['data'], 'w') as outfile:

src/cutecoin/gui/currency_tab.py

@@ -36,7 +36,7 @@ class BlockchainWatcher(QObject):
                 for w in self.account.wallets:
                     w.cache.refresh(self.community)
 
-                logging.debug("New block, {0} mined in {1}".format(self.last_block,
+                logging.debug("New block, {0} mined in {1}".format(current_block['number'],
                                                                    self.community.currency))
                 self.new_block_mined.emit(current_block['number'])
                 self.last_block = current_block['number']