[fix] Inline form field id assigning logic

Cleaned hanging spaces

flask_admin/static/admin/js/form-1.0.0.js

@@ -408,7 +408,7 @@
 
         var $parentForm = $el.parent().closest('.inline-field');
 
-        if ($parentForm.length > 0 && elID.indexOf($parentForm.attr('id')) !== 0) {
+        if ($parentForm.hasClass('fresh')) {
           id = $parentForm.attr('id') + '-' + elID;
         }
 
@@ -428,6 +428,9 @@
         // Set form ID
         $template.attr('id', prefix);
 
+        // Mark form that we just created
+        $template.addClass('fresh');
+
         // Fix form IDs
         $('[name]', $template).each(function(e) {
             var me = $(this);