Merge branch 'stable-2.14' into stable-2.15

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

Change-Id: I78b6e338f9a00d6581142b7f529644f11e70cb26
diff --git a/.bazelversion b/.bazelversion
new file mode 100644
index 0000000..09d1d01
--- /dev/null
+++ b/.bazelversion
@@ -0,0 +1,2 @@
+0.29.0
+