Merge branch 'DeleteGitlabCiYml' into 'master'

rm .gitlab-ci.yml file that cause pipeline build problems...

See merge request !100

.gitlab-ci.yml

-image: rootproject/root-ubuntu16:6.10
-            
-before_script:        
-    - rapt-get -qq update; apt-get -y install git openssh-client
-    - vcheckout
-    - ./install clean-build
-
-      #    # Test Jobs
-      #    unit_test:
-      #        docker:
-      #            - image: rootproject/root-ubuntu16
-      #        working_directory: ~/CLASS
-      #        steps:
-      #            - run:
-      #                name: save SHA to a file
-      #                command: echo $CIRCLE_SHA1 > .circle-sha
-      #            - restore_cache:
-      #                keys:
-      #                  - v1-repo-{{ checksum ".circle-sha" }}
-      #            - run:
-      #                name: Unit Test
-      #                command: ./install gtest; exit $?
-      #
-      #