diff --git a/doc b/doc
index 66cb0a4..20f546d 160000
--- a/doc
+++ b/doc
@@ -1 +1 @@
-Subproject commit 66cb0a4a8ca8a04dd3509ead7db8932ea9df5aa4
+Subproject commit 20f546ddf63f2530fa2987fb5fd4d055fe1ab1a4
diff --git a/doc_identifier b/doc_identifier
index 006b908..29230d9 160000
--- a/doc_identifier
+++ b/doc_identifier
@@ -1 +1 @@
-Subproject commit 006b9084fef9fe350acc609a6d3f0a9341396635
+Subproject commit 29230d94f0192549766dca192b9f8a28918dc1cb
diff --git a/doc_items b/doc_items
index 21ba63a..094f136 160000
--- a/doc_items
+++ b/doc_items
@@ -1 +1 @@
-Subproject commit 21ba63a58d2b3203a1f9cd9961c657ddb1328457
+Subproject commit 094f13607ad3a21ab5da5eee257304b128ee05d9