Merge some file writing extension checks from OpenJK.

Thanks Ensiform.
https://github.com/JACoders/OpenJK/commit/05928a57f9e4aae15a3bd0
https://github.com/JACoders/OpenJK/commit/ef124fd0fc48af164581176
void Con_ClearNotify( void ) {
	int		i;
	
	for ( i = 0 ; i < NUM_CON_TIMES ; i++ ) {
		con.times[i] = 0;
	}
}

void Con_ClearNotify( void ) {
	int		i;
	
	for ( i = 0 ; i < NUM_CON_TIMES ; i++ ) {
		con.times[i] = 0;
	}
}
