Make a log when it failed to get the public IP
Update the index page when a series is completed
Put index rendering code after feed rendering code
Make a log when new chapters were not found
Add license
Update README
Update comments
Use SimpleCache by default
Reorder config values by priority
Import redis_queue when it is needed

Since using Redis Queue should be optional.
Add a logger
Update README
Compute feed_url only once for each series
Fix bug in generating feeds for series without chapters
Don't rely on RAW_URI since it is specific to gunicorn
Fix bug where series is not updated on request
Add an exception for failed logins
Change log levels
Fix bug where series without data triggers intergrity error
Commit later when in background