[ci skip] Readme for CI

ci/README.rst

+Continuous integration howto
+============================
+
+DRAFT !!
+
+
+Docker reminder
+---------------
+
+Use docker_images/osname/Dockerfile to create a docker image :
+
+For example::
+
+    cd docker_images/debian
+    docker build -t fperignon/hysop
+
+
+To start the image::
+
+   docker run -ti fperignon/hysop bash
+
+Images list::
+
+   docker images
+
+Then tag and push image on docker hub (might need login)::
+
+     docker tag image_id fperignon/hysop:debian
+     docker push fperignon/hysop:debian
+
+Pick image id in docker images list.
+
+
+Gitlab-ci
+---------
+
+To use a given docker image in job:
+
+image: fperignon/hysop:debian
+
+
+The image will be pulled from docker hub.
+
+
+