Fixed & simplified log rotation changes from my previous commit

lgsm/functions/command_start.sh

@@ -74,11 +74,13 @@ fn_start_tmux(){
 
 	# Log rotation
 	fn_script_log_info "Rotating log files"
-	if [ "${engine}" == "unreal2" ]; then
-		if [ -f "${gamelog}" ]; then
+	if [ "${engine}" == "unreal2" ]&&[ -f "${gamelog}" ]; then
 		mv "${gamelog}" "${gamelogdate}"
 	fi
+	if [ -f "${lgsmlog}" ]; then
 		mv "${lgsmlog}" "${lgsmlogdate}"
+	fi
+	if [ -f "${consolelog}" ]; then
 		mv "${consolelog}" "${consolelogdate}"
 	fi