fix download and useFile with new path format

Author: streamtw

src/views/index.blade.php

@@ -410,6 +410,8 @@ function download(file_name) {
       location.href = '/laravel-filemanager/download?'
       + 'working_dir='
       + $('#working_dir').val()
+      + '&type='
+      + $('#type').val()
       + '&file='
       + file_name;
     }
@@ -427,6 +429,10 @@ function useFile(file) {
       item_url = file_url;
       @endif
 
+      if (path.indexOf(ds) === 0) {
+        path = path.substring(1);
+      }
+
       if (path != ds) {
         item_url = item_url + path + ds;
       }