Merge branch 'stable-2.16' into stable-3.0

* stable-2.16:
  Upgrade bazlets to latest stable-2.16
  Upgrade bazlets to latest stable-2.15
  Upgrade bazlets to latest stable-2.14

Change-Id: Ic2629998eb9c3c9e2acecbc76bfbaab70f8e4bb9
diff --git a/WORKSPACE b/WORKSPACE
index dd55e27..2ba8b23 100644
--- a/WORKSPACE
+++ b/WORKSPACE
@@ -3,7 +3,7 @@
 load("//:bazlets.bzl", "load_bazlets")
 
 load_bazlets(
-    commit = "620a4eb3bc0749301043fd6a69570b61b86e742e",
+    commit = "99d51724c816dc25f03c8ca96126716298a6ee38",
     #local_path = "/home/<user>/projects/bazlets",
 )