build file updates to support bazel 0.21

Change-Id: I79d3900fc8c14dbecff249cec139754115186352
diff --git a/.bazelrc b/.bazelrc
index 3bd8166..44e0932 100644
--- a/.bazelrc
+++ b/.bazelrc
@@ -1,5 +1,6 @@
 build --nouse_ijars
 build --experimental_strict_action_env
+build --incompatible_package_name_is_a_function=false
 test --test_summary=terse
 test --test_output=errors
 test --test_verbose_timeout_warnings