Celery 3.1, librarian update

[wolnelektury.git] / lib / librarian

diff --git a/lib/librarian b/lib/librarian
index ccc0df1..13b88a3 160000 (submodule)
--- a/lib/librarian
+++ b/lib/librarian
@@ -1 +1 @@
-Subproject commit ccc0df182c479eb554148e5bbc3fd9f6bec95e20
+Subproject commit 13b88a3bfdd4fa3cf5c92368aa5cb60fa832eda6