Merge branch 'stable-2.15' into stable-2.16

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

Change-Id: Ib7188e52205451687c456e5a6c2587c812a8dc1c
diff --git a/WORKSPACE b/WORKSPACE
index 29a7c28..11780fb 100644
--- a/WORKSPACE
+++ b/WORKSPACE
@@ -3,7 +3,7 @@
 load("//:bazlets.bzl", "load_bazlets")
 
 load_bazlets(
-    commit = "1aa9482d30e8873e6d3e1e75dc307a43aae0482e",
+    commit = "3df1fac2202ac2a42cec61fac8c502178c9af391",
     #local_path = "/home/<user>/projects/bazlets",
 )