Merge branch '19-building-a-new-visual-odometry-system' into 'devel'

Do not build demos on CI

Closes #19

See merge request !35

.gitlab-ci.yml

@@ -101,7 +101,7 @@ stages:
   - cd $CI_PROJECT_DIR
   - mkdir -pv build
   - cd build
-  - cmake -DCMAKE_BUILD_TYPE=release -DBUILD_TESTS=ON -DBUILD_DEMOS=ON ..
+  - cmake -DCMAKE_BUILD_TYPE=release -DBUILD_TESTS=ON -DBUILD_DEMOS=OFF ..
   - make -j$(nproc)
   - ctest -j$(nproc)
   - make install