Adding .gitlab-ci.yml for pipeline

.gitignore

+# use glob syntax.
+syntax: glob
+*.ser
+*.class
+*~
+*.bak
+#*.off
+*.old
+*.pyc
+*.bk
+*.swp
+.DS_Store
+
+# logging files
+detailed.log
+
+# eclipse conf file
+.settings
+.classpath
+.project
+.manager
+.scala_dependencies
+
+# idea
+.idea
+*.iml
+
+# building
+target
+build
+null
+tmp*
+temp*
+dist
+test-output
+build.log
+
+# other scm
+.svn
+.CVS
+.hg*
+
+# switch to regexp syntax.
+#  syntax: regexp
+#  ^\.pc/
+
+#SHITTY output not in target directory
+build.log
+
+#emacs TAGS
+TAGS
+
+lib/
+env/

.gitlab-ci.yml

+stages:
+  - test
+
+testing:
+  stage: test
+  script:
+    - cd .. && rm -rf nomad-lab-base
+    - git clone --recursive git@gitlab.mpcdf.mpg.de:nomad-lab/nomad-lab-base.git
+    - cd nomad-lab-base
+    - git submodule foreach git checkout master
+    - git submodule foreach git pull
+    - sbt tinker/full:test
+  only:
+    - master
+  tags:
+    - test
+    - spec2