refresh scrollspy after page 'loads'

assets/js/application.js

@@ -16,6 +16,10 @@
       offset: navHeight
     })
 
+    $window.on('load', function () {
+      $body.scrollspy('refresh')
+    })
+
     $('.bs-docs-container [href=#]').click(function (e) {
       e.preventDefault()
     })