Sort featuresets by time submitted (new to old)

Author: acrellin

cesium_app/handlers/feature.py

@@ -24,6 +24,7 @@ def get(self, featureset_id=None):
         else:
             featureset_info = [f for p in self.current_user.projects
                                for f in p.featuresets]
+            featureset_info.sort(key=lambda f: f.created_at, reverse=True)
 
         self.success(featureset_info)