enqueue script fix

git-svn-id: https://plugins.svn.wordpress.org/advanced-custom-fields-number-slider/trunk@838439 b8457f37-d9ea-0310-8a92-e5e31aec5664
enqueue script fix

git-svn-id: https://plugins.svn.wordpress.org/advanced-custom-fields-number-slider/trunk@838441 b8457f37-d9ea-0310-8a92-e5e31aec5664