Commit all remaining changes from SHC2012 before beginning '13.
Update index.php for SHC2013.
Add a missing semicolon.
Fix a bug with adding a round.
Fix typo, add column to days table to allow autofill_cron to work.
Fix an syntax error.
Fix a bug that prevented the regular-play checkbox from working.
Fix a bug with the regex in the grades view.