tweaked existingvirtualhosts option

bin/vhost-destroy.sh

@@ -50,7 +50,6 @@ username=$(stat -c '%U' /srv/www/$virtualhost)
 # check for any remaining virtualhosts before deleting user
 # same check is done in vhost-user-del.sh
 # but doing this here avoids generating any errors
-existingvirtualhosts=false
 vhost::set-virtualhostArray
 for v in "${virtualhostArray[@]}"
 do
@@ -59,6 +58,6 @@ do
   fi
 done
 
-if [[ $existingvirtualhosts = false ]]; then
+if [ -n "$existingvirtualhosts" ]; then
   /usr/local/bin/vhost-user-del.sh $username
 fi