[vala] (4 commits) Non-fast-forward update to branch wip/meson

[Rico Tzschichholz <ricotz src gnome org>]

The branch 'wip/meson' 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:

  1e85669... WIP meson: Add tests
  9fc5bed... WIP meson: Add internal-api-docs
  ed54713... WIP meson: Add meson-bootstrap.sh
  9a614e1... WIP meson: Add vapi building
  9af6437... Revert "WIP meson: Add vapi building"
  81eb8b7... Run scan-build
  4f9665d... Revert "Run scan-build"

Commits added to the branch:

  b053431... WIP meson: Add tests
  274e48b... WIP meson: Add internal-api-docs
  865ef5a... Pass LD_LIBRARY_PATH as "env" where needed
  2225fbf... WIP meson: Add meson-bootstrap.sh