TerSetCustomMessage

Set custom message text for a message id.

bool TerSetCustomMessage(id, message);

`int id;`	The message id to set the custom text. The message id constants (MSG_) are defined in the SubSystems.tc class. The original English version of the message text is available in the ter_msg.cs file.
`string message;`	New message text for the message id.

Return Value: This function returns True when successful.