fix splashscreen scroll (#1692)

js/functions.js

@@ -2985,7 +2985,7 @@ function buildSplashScreen(json){
         closeSideMenu();
 	    organizrConsole('Organizr Function','Adding Splash Screen');
         var splash = `
-        <section id="splashScreen" class="lock-screen splash-screen fade ${hiddenSplash}">
+        <section id="splashScreen" class="lock-screen splash-screen default-scroller fade ${hiddenSplash}">
             <div class="row p-20 flexbox">`+items+`</div>
             <div class="row p-20 p-t-0 flexbox">
                 <div class="col-xs-12 col-sm-12 col-md-12 col-lg-12 col-xl-12 mouse hvr-wobble-bottom bottom-close-splash" onclick="$('.splash-screen').addClass('hidden').removeClass('in')">