- removed incorrect, useless boiler plate comments
- kept useful comments intact
- added some missing line breaks to make the codebase a bit more uniform
- removed some obviously obsolete TODO comments
- If a task is missing then visiting the task index will automatically re-create it
- MYSQL.sql brought up to date, the upgrade scripts in the application shouldn't have to run on first login
- added scheduler to the export caching
- site admins can set up the intervals of the automated caches, and the exact times at which they should be executed.