Merge branch '451-refactoring-wolf-installation-system' of...

Merge branch '451-refactoring-wolf-installation-system' of https://gitlab.iri.upc.edu/mobile_robotics/wolf_projects/wolf_lib/wolf into 451-refactoring-wolf-installation-system

.gitlab-ci.yml

@@ -27,6 +27,17 @@ stages:
   # update apt
   - apt-get update
 
+  # cmake 3.11 installation (provisional)
+  - mkdir ~/temp
+  - cd ~/temp
+  - wget https://cmake.org/files/v3.16/cmake-3.16.0.tar.gz
+  - tar -xzvf cmake-3.16.0.tar.gz
+  - cd cmake-3.16.0
+  - ./bootstrap -- -DCMAKE_BUILD_TYPE:STRING=Release -DCMAKE_USE_OPENSSL:STRING=OFF
+  - make -j$(nproc)
+  - make install
+  - cmake --version
+
 .license_header_template: &license_header_definition
   - cd $CI_PROJECT_DIR