Even better instructions

Author: okko

bin/compile

@@ -47,10 +47,12 @@ if [ -n "$NGINX_VERSION" ] || [ -n "$PHP_VERSION" ] || [ -n "$WORDPRESS_VERSION"
   echo "Aborting. Env variables controlling buildpack should be prefixed with \"BUILDPACK_\"."
   echo "This applies to variables NGINX_VERSION, PHP_VERSION, WORDPRESS_VERSION, S3_BUCKET, WORDPRESS_DIR."
   echo ""
-  echo "Rename the variables and push again. For example:"
+  echo "Rename/remove the variables and push again. For example:"
   echo ""
-  echo "    heroku config:set   BUILDPACK_WORDPRESS_VERSION"
-  echo "    heroku config:unset WORDPRESS_VERSION=x.x.x"
+  echo "    heroku config:set   BUILDPACK_WORDPRESS_VERSION=3.8.1"
+  echo "    heroku config:set   BUILDPACK_WORDPRESS_DIR=wordpress"
+  echo "    heroku config:unset WORDPRESS_VERSION"
+  echo "    heroku config:unset WORDPRESS_DIR"
   exit 250
 fi