fixing grep pattern

lxc_backup.sh

@@ -20,8 +20,8 @@ then
 	exit 2
 fi
 
-#containder without an backup ends with -0
-for container in $(${lxccmd} list --format csv -c n | grep -v "-0$");
+#containder without an backup ends with 0
+for container in $(${lxccmd} list --format csv -c n | grep -v "0$");
 do 
 	${lxccmd} copy ${container} ${container}-backup
 	${lxccmd} export ${container}-backup ${backuppath}$(date +%Y_%m_%d)-lxc-${container}.tar.gz --instance-only --optimized-storage