fix removing file

oml/changelog.py

@@ -258,6 +258,7 @@ class Changelog(db.Model):
         peer = User.get_or_create(peerid)
         if not 'username' in peer.info:
             peer.info['username'] = username
+            peer.update_name()
             peer.save()
         return True
 

oml/item/models.py

@@ -406,6 +406,7 @@ class Item(db.Model):
             self.delete()
         else:
             self.update()
+        Transfer.query.filter_by(item_id=self.id).delete()
         Changelog.record(user, 'removeitem', self.id)
 
 class Sort(db.Model):