merge(3p/glog): Vendor glog from commit 'afe04691'

third_party/glog/Dockerfile.ubuntu.template

@@ -0,0 +1,14 @@
+# Build Ubuntu image
+FROM @BUILD_ARCH@/@BUILD_FLAVOR@:@BUILD_RELEASE@
+
+# see https://docs.docker.com/engine/userguide/eng-image/dockerfile_best-practices/#/run
+RUN apt-get update && \
+  apt-get install -y --no-install-recommends \
+  @BUILD_PACKAGES@ \
+  build-essential \
+  g++
+
+RUN mkdir -p /usr/src/app
+WORKDIR /usr/src/app
+
+COPY . /usr/src/app