fix: $* instead of $@, seems to fix #49?

Closes #49

abra.sh

@@ -6,7 +6,7 @@ export HTACCESS_CONF_VERSION=v2
 export USERS_CONF_VERSION=v1
 
 wp() {
-    su -p www-data -s /bin/bash -c "/usr/local/bin/wp $@"
+    su -p www-data -s /bin/bash -c "/usr/local/bin/wp $*"
 }
 
 update() {