Update bazel options to align with gerrit's

Change-Id: Ibcd35be2e681b6c12afed781e1b2a02efdb48d15

.bazelrc

diff --git a/.bazelrc b/.bazelrc
index 2210511..765363c 100644
--- a/.bazelrc
+++ b/.bazelrc
@@ -1 +1,8 @@
 build --workspace_status_command=./tools/workspace-status.sh
+build --repository_cache=~/.gerritcodereview/bazel-cache/repository
+build --experimental_strict_action_env
+build --action_env=PATH
+build --disk_cache=~/.gerritcodereview/bazel-cache/cas
+
+test --build_tests_only
+test --test_output=errors