Update protobuf/gtest mirror and bazel version

WORKSPACE

@@ -5,26 +5,26 @@ workspace(name = "mace")
 # This statement defines the @com_google_protobuf repo.
 http_archive(
     name = "com_google_protobuf",
-    urls = ["https://github.com/google/protobuf/archive/b4b0e304be5a68de3d0ee1af9b286f958750f5e4.zip"],
-    strip_prefix = "protobuf-b4b0e304be5a68de3d0ee1af9b286f958750f5e4",
-    sha256 = "ff771a662fb6bd4d3cc209bcccedef3e93980a49f71df1e987f6afa3bcdcba3a",
+    urls = ["http://v9.git.n.xiaomi.com/deep-learning/protobuf/repository/archive.zip?ref=b4b0e304be5a68de3d0ee1af9b286f958750f5e4"],
+    strip_prefix = "protobuf-b4b0e304be5a68de3d0ee1af9b286f958750f5e4-b4b0e304be5a68de3d0ee1af9b286f958750f5e4",
+    sha256 = "11087b7d623d066e9b58acf22e3d8f8433e2f3ce1248123bd61da4e109a3f30a",
 )
 
 # cc_proto_library rules implicitly depend on @com_google_protobuf_cc//:cc_toolchain,
 # which is the C++ proto runtime (base classes and common utilities).
 http_archive(
     name = "com_google_protobuf_cc",
-    urls = ["https://github.com/google/protobuf/archive/b4b0e304be5a68de3d0ee1af9b286f958750f5e4.zip"],
-    strip_prefix = "protobuf-b4b0e304be5a68de3d0ee1af9b286f958750f5e4",
-    sha256 = "ff771a662fb6bd4d3cc209bcccedef3e93980a49f71df1e987f6afa3bcdcba3a",
+    urls = ["http://v9.git.n.xiaomi.com/deep-learning/protobuf/repository/archive.zip?ref=b4b0e304be5a68de3d0ee1af9b286f958750f5e4"],
+    strip_prefix = "protobuf-b4b0e304be5a68de3d0ee1af9b286f958750f5e4-b4b0e304be5a68de3d0ee1af9b286f958750f5e4",
+    sha256 = "11087b7d623d066e9b58acf22e3d8f8433e2f3ce1248123bd61da4e109a3f30a",
 )
 
 new_http_archive(
     name = "gtest",
-    url = "https://github.com/google/googletest/archive/release-1.8.0.zip",
-    sha256 = "f3ed3b58511efd272eb074a3a6d6fb79d7c2e6a0e374323d1e6bcbcc1ef141bf",
+    url = "http://v9.git.n.xiaomi.com/deep-learning/googletest/repository/archive.zip?ref=release-1.8.0",
+    strip_prefix = "googletest-release-1.8.0-ec44c6c1675c25b9827aacd08c02433cccde7780/googletest",
+    sha256 = "a0b43a0a43cda0cc401a46d75519d961ef27f6674d4126366e47d9c946c4bbcd",
     build_file = "mace/third_party/gtest.BUILD",
-    strip_prefix = "googletest-release-1.8.0/googletest",
 )
 
 # Set up Android NDK

docker/Dockerfile

@@ -60,7 +60,7 @@ RUN echo "startup --batch" >>/etc/bazel.bazelrc
 RUN echo "build --spawn_strategy=standalone --genrule_strategy=standalone" \
     >>/etc/bazel.bazelrc
 # Install the most recent bazel release.
-ENV BAZEL_VERSION 0.4.5
+ENV BAZEL_VERSION 0.5.4
 WORKDIR /
 RUN mkdir /bazel && \
     cd /bazel && \