configuring CI

.gitlab-ci.yml

+############ YAML ANCHORS ############
+.build_and_test_template: &build_and_test_definition
+  - mkdir -pv build
+  - cd build
+  - cmake -DCMAKE_BUILD_TYPE=release -DBUILD_EXAMPLES=ON -DBUILD_TESTS=ON ..
+  - make -j2
+  - ctest -j2
+  - make install
+
+############ UBUNTU 16.04 TESTS ############
+wolf_build_and_test_none:xenial:
+  image: labrobotica/wolf_vision_deps:16.04
+  except:
+    - master
+  before_script:
+    - apt-get update
+  script:
+    - *build_and_test_definition
+
+############ UBUNTU 18.04 TESTS ############
+wolf_build_and_test_none:bionic:
+  image: labrobotica/wolf_vision_deps:18.04
+  except:
+    - master
+  before_script:
+    - apt-get update
+  script:
+    - *build_and_test_definition
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