WIP: Make template more generic and add specific instances

Makes the job in .gitlab-industrial-ci.yml a template (i.e. hidden key), and add two specific instances to be used off-the-shelf.

.flexbotics-ci-no-rosinstall.yml

+include: 'https://git.code.tecnalia.com/tecnalia_robotics-public/gitlab_templates/raw/master/.gitlab-industrial-ci.yml'
+
+industrial_ci_kinetic:
+  extends: .industrial_ci
+  variables:
+    ROS_DISTRO: kinetic