Update plugins to latest revisions merged from stable-2.8

No functional changes.  Changes from stable-2.8 are not applicable
on master and are discarded.

Change-Id: I265c19ff9aa806a3e75287ce69311ee6836845aa
diff --git a/plugins/commit-message-length-validator b/plugins/commit-message-length-validator
index 575115c..a37ed10 160000
--- a/plugins/commit-message-length-validator
+++ b/plugins/commit-message-length-validator
@@ -1 +1 @@
-Subproject commit 575115c40e5f13a61efd3ad0b60bc67a8d44ea13
+Subproject commit a37ed10879a7e5bf5a4fefed1f26c94d700c1d92
diff --git a/plugins/cookbook-plugin b/plugins/cookbook-plugin
index 97f6e1d..701846c 160000
--- a/plugins/cookbook-plugin
+++ b/plugins/cookbook-plugin
@@ -1 +1 @@
-Subproject commit 97f6e1d0fd42fa2c7f200e77aecd6de5fd312773
+Subproject commit 701846c29e3ebbc32199ce1f24767ccb8a875ce6
diff --git a/plugins/replication b/plugins/replication
index efd7d03..79f1987 160000
--- a/plugins/replication
+++ b/plugins/replication
@@ -1 +1 @@
-Subproject commit efd7d036544e05ae3cb8b5434aa4de6d4e1de795
+Subproject commit 79f1987e4e25f1c42852882e2c6350c58b08073c
diff --git a/plugins/reviewnotes b/plugins/reviewnotes
index 7f5178b..6495c0e 160000
--- a/plugins/reviewnotes
+++ b/plugins/reviewnotes
@@ -1 +1 @@
-Subproject commit 7f5178b3ce7c79da5fe1ad8e2a1eca1ce89d9f09
+Subproject commit 6495c0e7787647a08d69a1147760d0095e6f12e4