message: update to new variables
diff: @@ -83,7 +83,7 @@ docker_build = docker build $(DOCKER_BUILD_PARAMS) --build-arg LAGOON_VERSION=$(
  # 1. Python version
  # 2. Location of Dockerfile
  # 3. Path of Docker Build context
  -docker_build_python = docker build $(DOCKER_BUILD_PARAMS) --build-arg IMAGE_REPO=$(CI_BUILD_TAG) --build-arg PYTHON_VERSION=$(1) -t $(CI_BUILD_TAG)/python:$(2) -f $(3) $(4)
  +docker_build_python = docker build $(DOCKER_BUILD_PARAMS) --build-arg LAGOON_VERSION=$(LAGOON_VERSION) --build-arg IMAGE_REPO=$(CI_BUILD_TAG) --build-arg PYTHON_VERSION=$(1) -t $(CI_BUILD_TAG)/python:$(2) -f $(3) $(4)
  # Build a PHP docker image. Expects as arguments:
  # 1. PHP version
  @@ -211,7 +211,7 @@ $(build-pythonimages): build/commons
  # Touch an empty file which make itself is using to understand when the image has been last build
  touch $@
  -base-images += $(pythonimages)
  +base-images-with-versions += $(pythonimages)
  s3-images += python
  build/python__2.7 build/python__3.7: images/commons
  