add curlrc file to base image

The curlrc file for root allows better output control for
curl downloads during build process.

Closes-Bug: #1567926

Change-Id: I19b526e4eab223d2456f4bbc2f4ba50192ec0901

docker/base/Dockerfile.j2

@@ -221,6 +221,7 @@ RUN apt-key adv --recv-keys --keyserver hkp://keyserver.ubuntu.com:80 199369E540
 COPY set_configs.py /usr/local/bin/kolla_set_configs
 COPY start.sh /usr/local/bin/kolla_start
 COPY sudoers /etc/sudoers
+COPY curlrc /root/.curlrc
 RUN touch /usr/local/bin/kolla_extend_start \
     && chmod 755 /usr/local/bin/kolla_start /usr/local/bin/kolla_extend_start /usr/local/bin/kolla_set_configs \
     && chmod 440 /etc/sudoers \

docker/base/curlrc

@@ -0,0 +1,4 @@
+# curl default options
+--silent
+--show-error
+--write-out "curl (%{url_effective}): response: %{http_code}, time: %{time_total}, size: %{size_download}\n"