Modify transition hidden to force display none

gulpfile.js

@@ -351,7 +351,7 @@ gulp.task('build', 'Builds all files from source', function(callback) {
     .pipe(autoprefixer(settings.prefix))
   ;
 
-  // use 2 concurrent streams from same source
+  // use 2 concurrent streams from same source to concat release
   uncompressedStream = stream.pipe(clone());
   compressedStream   = stream.pipe(clone());
 

src/definitions/modules/transition.js

@@ -538,6 +538,7 @@ $.fn.transition = function() {
               displayType = $clone
                 .attr('class', elementClass)
                 .removeAttr('style')
+                .removeClass(className.hidden)
                 .removeClass(className.visible)
                 .show()
                 .css('display')

src/definitions/modules/transition.less

@@ -56,7 +56,7 @@
 
 /* Hidden */
 .hidden.transition {
-  display: none;
+  display: none !important;
   visibility: hidden;
 }