update modules

diff --git a/lib/mezzanine-organization b/lib/mezzanine-organization
index f26d6eb423b4a7b1f47d0b111ae4f5cd01399817..975ffdb93498763e958f7d889699ec0c4cf34a74 160000 (submodule)
--- a/lib/mezzanine-organization
+++ b/lib/mezzanine-organization
@@ -1 +1 @@
-Subproject commit f26d6eb423b4a7b1f47d0b111ae4f5cd01399817
+Subproject commit 975ffdb93498763e958f7d889699ec0c4cf34a74