Version 1.18.0-dev.4.1

Cherry-pick badabcc53a3256547e6365326798f808d39a343c to dev
Cherry-pick 05c1eac65d8678bc1f9fa688d0e119f56a3d0f90 to dev
Cherry-pick 31b32c783833fbe9a6f4ee0909d27925f8459b26 to dev
Cherry-pick 373121fb71b89422c20776c4c17a1960eb8b99c0 to dev
Cherry-pick ed75eabb7bc269df7174018aea78cc6e9ed65c25 to dev
Cherry-pick 7f879e1c4b517e092971eeacb0b3ec83eec3b610 to dev
diff --git a/tools/VERSION b/tools/VERSION
index 6fb4f1b..9a83b13 100644
--- a/tools/VERSION
+++ b/tools/VERSION
@@ -28,4 +28,4 @@
 MINOR 18
 PATCH 0
 PRERELEASE 4
-PRERELEASE_PATCH 0
+PRERELEASE_PATCH 1