Merge branch 'stable-3.0' into stable-3.1

* stable-3.0:
  Bump Bazel version to 2.0.0

Change-Id: I7d63b259a0fd0e6de80bb02ca908459d8d3b6459

.bazelversion

diff --git a/.bazelversion b/.bazelversion
index 9084fa2..227cea2 100644
--- a/.bazelversion
+++ b/.bazelversion
@@ -1 +1 @@
-1.1.0
+2.0.0