Merge branch 'stable-2.15' into stable-2.16

* stable-2.15:
  Switch required bazel version to 0.29.1

Change-Id: I502abc7d80b2856133299e08f943d36ffb9c1dbe
diff --git a/WORKSPACE b/WORKSPACE
index d05388d..4830b6e 100644
--- a/WORKSPACE
+++ b/WORKSPACE
@@ -3,7 +3,7 @@
 load("//:bazlets.bzl", "load_bazlets")
 
 load_bazlets(
-    commit = "5f03aec7c72e743079ea2ecad5530f4684ca7d45",
+    commit = "6af2e084b72d38a3375925c4586ac2278ef95ee9",
     #local_path = "/home/<user>/projects/bazlets",
 )