[vala] (15 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:

  ec286dd... coverage: Build gidl-bindings
  44a9913... ci: Add .gitlab-ci.yml
  8bd06f2... ci: Add ubuntu:16.04 run with gcc
  69c0647... ci: Add ubuntu:18.04 run with gcc
  fc678f7... ci: Add fedora:rawhide run with clang
  f5fa9b1... ci: Add archlinux/base:latest run with gcc
  2b834bd... ci: archlinux/bison - https://bugs.archlinux.org/task/64165
  9454798... ci: Add alpine:edge run with gcc
  e27f3af... ci: Always deploy

Commits added to the branch:

  2010ed9... vapi: Remove SDL 1.x bindings (*)
  e3319dd... vapi: Add SDL 2.x bindings (*)
  88178a7... vala: Use DataType.compatible() to check for string concate (*)
  78600a6... tests: Use Automake’s parallel test driver to speed up runn (*)
  a7b2eb6... testrunner: A lot of simplifications (*)
  b02987b... glib-2.0: Add GenericArray.find_custom() as variant of find (*)
  5066dea... coverage: Build gidl-bindings
  6326f63... ci: Add .gitlab-ci.yml
  46702f4... ci: Add ubuntu:16.04 run with gcc
  5410cc5... ci: Add ubuntu:18.04 run with gcc
  f0659ae... ci: Add fedora:rawhide run with clang
  afc0102... ci: Add archlinux/base:latest run with gcc
  54d94b4... ci: archlinux/bison - https://bugs.archlinux.org/task/64165
  6f345e6... ci: Add alpine:edge run with gcc
  fa2ee9b... ci: Always deploy

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