Make local fee determination configurable.

test/config-example.js

@@ -21,6 +21,7 @@ exports.servers = {
     'websocket_ip' : "127.0.0.1",
     'websocket_port' : 5006,
     'local_sequence' : true,
+    'local_fee' : true,
     // 'validation_seed' : "shhDFVsmS2GSu5vUyZSPXYfj1r79h",
     // 'validators' : "n9L8LZZCwsdXzKUN9zoVxs4YznYXZ9hEhsQZY7aVpxtFaSceiyDZ beta"
   }