Add folder app API endpoint

mayan/apps/folders/serializers.py

@@ -0,0 +1,11 @@
+from __future__ import absolute_import
+
+from rest_framework import serializers
+
+from .models import Folder
+
+
+class FolderSerializer(serializers.HyperlinkedModelSerializer):
+    class Meta:
+        fields = ('id', 'url', 'title', 'user', 'datetime_created')
+        model = Folder