doc

common/docs/gitlab-container-registry.txt

+[secure gitlab]
+http://www.bonusbits.com/wiki/HowTo:Setup_HTTPS_for_Gitlab
+http://docs.gitlab.com/ce/administration/container_registry.html#container-registry-domain-configuration [choose the same domain as gitlab]
+http://docs.gitlab.com/ce/container_registry/README.html
+[in the client]
+git config --global http.sslverify false
+- docker version should be >= 1.11
+- all base images should be either from docker hub or from gitlab registry
+e.g:
+FROM 172.16.1.212:5050/ipgallery.common.java/microservice
+
+