ATG Commands Dev

1.1.1

ADDED
- Refused /atg and RCON commands are written to the server log as warnings, with the command, the caller and the reason.

1.0.3

ADDED
- /atg rplprobe, a connection test that measures what a client can take.
- /atg status lines for ATG Core's settings send queue.

1.0.2

## ADDED
- The `/atg reload` command.
- A shared `/atg status` registry, so every mod can contribute lines.

## CHANGED
- Argument case is kept, and a caller ***** is stripped from RCON commands.

## FIXED
- `#wcslogout` drops staff status for the exempt-rule checks.

1.0.1