1. comment form style was changed a bit
2. recursive functions to add and delete comments were refactored to non-recursive
a big issue was fixed:
environ and start_response were assigned to an instance of Blog. In uwsgi environment one instance of application is usually created. So when several users accessed application unexpected behaviour was guaranteed
removed unnecessary logging
1. a simple solution to prevent spam from very silly bots was added
2. title is not hard coded in feed any more