Update core plugins to latest revisions

This updates the core plugins to the latest revisions on their
master branch, adding the following changes:

All plugins:
- Update API version to 2.9-SNAPSHOT in pom.xml

Cookbook:
- Add example of getting plugin name injected

Replication:
- Delete the ReplicationType enum and simplify ReplicationState

Change-Id: If3af328a3e9be33e9182db75459b834ad44db83c
diff --git a/plugins/commit-message-length-validator b/plugins/commit-message-length-validator
index 45f347d..c173419 160000
--- a/plugins/commit-message-length-validator
+++ b/plugins/commit-message-length-validator
@@ -1 +1 @@
-Subproject commit 45f347d0e258ef7b871b046bfa96b9f902063b10
+Subproject commit c1734194c6a47492b1a5462206f59b585155406e
diff --git a/plugins/cookbook-plugin b/plugins/cookbook-plugin
index 5ee3f28..9fa9da1 160000
--- a/plugins/cookbook-plugin
+++ b/plugins/cookbook-plugin
@@ -1 +1 @@
-Subproject commit 5ee3f28739700e97b91231a2b694f3ba78065e86
+Subproject commit 9fa9da18e4d5c6befc87f2d1f1baec07e2d2b51e
diff --git a/plugins/replication b/plugins/replication
index 68ab447..ed1ca7c 160000
--- a/plugins/replication
+++ b/plugins/replication
@@ -1 +1 @@
-Subproject commit 68ab44794695bf5f7faec3bcae27bce42052a68b
+Subproject commit ed1ca7c201c004e58101503d874fc9c56ce1e308
diff --git a/plugins/reviewnotes b/plugins/reviewnotes
index 9905f7a..c9fc694 160000
--- a/plugins/reviewnotes
+++ b/plugins/reviewnotes
@@ -1 +1 @@
-Subproject commit 9905f7af6c4e258365413a03f092898b167ea25a
+Subproject commit c9fc694ebd17d8331710c5193e729cee70fab325