[vala] (10 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:

  0db46a9... coverage: Build gidl-bindings
  4189168... ci: Add .gitlab-ci.yml
  76b6b30... ci: Add ubuntu:16.04 run with gcc
  389e1da... ci: Add archlinux:latest run with gcc
  408b48c... ci: Pin archlinux before glibc bump
  8e522b4... ci: Add alpine:edge run with gcc
  e9e014f... ci: Add fedora:rawhide run with clang
  805c82a... Fedora rawhide is broken
  039bfc1... ci: Always deploy

Commits added to the branch:

  e7e42c6... Release 0.52.0 (*)
  22ee624... coverage: Build gidl-bindings
  8b7c476... ci: Add .gitlab-ci.yml
  e1bb851... ci: Add ubuntu:16.04 run with gcc
  5397376... ci: Add archlinux:latest run with gcc
  42f758a... ci: Pin archlinux before glibc bump
  8f9673a... ci: Add alpine:edge run with gcc
  3f972d4... ci: Add fedora:rawhide run with clang
  03c297d... Fedora rawhide is broken
  4676656... ci: Always deploy

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