[vala] (8 commits) Non-fast-forward update to branch wip/ci

[Rico Tzschichholz <ricotz src gnome org>]

The branch 'wip/ci' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch. For more information,
please see:

 https://wiki.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  128b23c... coverage: Build gidl-bindings
  9b3018c... ci: Add .gitlab-ci.yml
  96ba1f0... ci: Add ubuntu:16.04 run with gcc
  d8e8180... ci: Add ubuntu:18.04 run with gcc
  9252d99... ci: Add fedora:latest run with clang
  19de465... ci: Add archlinux/base:latest run with gcc
  f73ecd8... ci: Always deploy

Commits added to the branch:

  33e1154... tests: Fix makefile syntax :( (*)
  908f6fb... coverage: Build gidl-bindings
  139c833... ci: Add .gitlab-ci.yml
  7159a56... ci: Add ubuntu:16.04 run with gcc
  d1a58b3... ci: Add ubuntu:18.04 run with gcc
  4033cde... ci: Add fedora:latest run with clang
  de30de9... ci: Add archlinux/base:latest run with gcc
  21323d5... ci: Always deploy

(*) This commit already existed in another branch; no separate mail sent