Fail a build if there are Latest packages that can be installed

- simple bash if/else

.gitlab-ci.yml

@@ -56,6 +56,6 @@ Go-py3.6:
   image: library/python:3.6
   type: test
   script:
-    - pip list --outdated
+    - if pip list --outdated | grep "Latest" | wc -l > 0; then echo 1; else echo 0; fi
     - coverage run --source=go --omit=*migrations/*,*admin.py,*manage.py,*wsgi.py,*settings.py,*secret.py,*__init__.py,*.pyc,*templates/*,*static/* manage.py test
     - coverage html -i && grep pc_cov htmlcov/index.html | egrep -o "[0-9]+\%" | awk '{ print "covered " $1;}'