Upgrade scalatra-forms to support Ajax request.

src/main/webapp/assets/common/js/validation.js

@@ -13,16 +13,20 @@ function validate(e){
 
   $.post(form.attr('action') + '/validate', $(e.target).serialize(), function(data){
     // clear all error messages
-    $('.error').text('');
+    $('.error-message').text('');
     
     if($.isEmptyObject(data)){
       form.data('validated', true);
       form.submit();
     } else {
-      $.each(data, function(key, value){
-        $('#error-' + key).text(value);
-      });
+      displayErrors(data);
     }
   }, 'json');
   return false;
 }
+
+function displayErrors(data){
+  $.each(data, function(key, value){
+    $('#error-' + key).text(value);
+  });
+}