message: Update abseil-py to v0.2.2
  This fix updates the abseil-py from unversioned release
  of (04/18/2018) to a slight newer versioned release
  of v0.2.2 (05/22/2018)
diff: @@ -299,11 +299,11 @@ def tf_workspace(path_prefix="", tf_repo_name=""):
  tf_http_archive(
  name = "absl_py",
  urls = [
  - "https://mirror.bazel.build/github.com/abseil/abseil-py/archive/ea8c4d2ddbf3fba610c4d613260561699b776db8.tar.gz",
  - "https://github.com/abseil/abseil-py/archive/ea8c4d2ddbf3fba610c4d613260561699b776db8.tar.gz",
  + "https://mirror.bazel.build/github.com/abseil/abseil-py/archive/pypi-v0.2.2.tar.gz",
  + "https://github.com/abseil/abseil-py/archive/pypi-v0.2.2.tar.gz",
  ],
  - sha256 = "c30b48e0d2580ef1412e55c5c0e1dab8db2ee4ab56e2075eccff29c90c7c7059",
  - strip_prefix = "abseil-py-ea8c4d2ddbf3fba610c4d613260561699b776db8",
  + sha256 = "95160f778a62c7a60ddeadc7bf2d83f85a23a27359814aca12cf949e896fa82c",
  + strip_prefix = "abseil-py-pypi-v0.2.2",
  )
  tf_http_archive(
  