Legacy: Added steamcmddir

lgsm/functions/core_legacy.sh

@@ -10,4 +10,8 @@ fi
 
 if [ -z "${logdir}" ]; then
 	logdir="${rootdir}/log"
-fi
+fi
+
+if [ -z "${steamcmddir}" ]; then
+	steamcmddir="${rootdir}/steamcmd"
+fi