Attempt to force HTTPS/SSL

- Also rewrite FilesMatch to be more specific/discriminatory
Increase verbosity of gameSetup.php errors
Increase verbosity of lobby.js errors
Replace PostgreSQL timestamps with ISO timestamp strings

- ISO 8601 (not exactly the same, as I'm ignoring timezones)
- Changes also made to the DB schema - not tracked in git yet
Misc. formatting
Remove debugging aid in jquery that was causing an error in Chrome

- I'm not going to debug jQuery!
Add some of the schema to version control