fix deleting items

oml/item/models.py

@@ -398,6 +398,7 @@ class Item(db.Model):
         db.session.commit()
         if not self.users:
             db.session.delete(self)
+            Sort.query.filter_by(item_id=self.id).delete()
         else:
             self.update()
         Changelog.record(user, 'removeitem', self.id)

oml/oxtornado.py

@@ -100,6 +100,10 @@ class ApiHandler(tornado.web.RequestHandler):
     def initialize(self, app):
         self._app = app
 
+    def get(self):
+        self.write('use POST')
+        self.finish()
+
     @tornado.web.asynchronous
     @tornado.gen.coroutine
     def post(self):