Tests

Add some tests to this repository:

• hadolint for Dockerfiles
• shellcheck for bash and sh scripts
• yamllint for YAML files

Currently marking every job with allow_failure: yes, but if this is accepted, I guess the next step would be to fix the "problems" and remove those lines.

deploy/base/Dockerfile

@@ -2,7 +2,7 @@ FROM industrial_ci_image
 
 RUN rm -rf /root/ici /root/src
 
-RUN apt-get update -qq && apt-get install -y -qq \
+RUN apt-get update -qq && apt-get install -y -qq --no-install-recommends \
   ros-kinetic-rosbash \
   && rm -rf /var/lib/apt/lists/*