- Missed checkin from last night, pointing Custom button at the correct view.
Made Changing player rank update the customRankings table on the updated player, and shifts the ranks of the players in between.

Added prevRank variable to event and request to avoid doing another query to get the current rank of the passed playerID.
Forgot to close connection after updates, was causing major slowdown. Now it's cleaning up after.

Put try block into close() method to reduce the nested try blocks.