[vala] (30 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:

  2b5ac9d... meson: Add initial build support
  c2a03e3... WIP meson: Add tests
  ec7d1aa... WIP meson: Add vapi building
  4bcf01e... WIP meson: Add internal-api-docs
  3480b2e... WIP meson: Add meson-bootstrap.sh

Commits added to the branch:

  2d5dc1b... cogl-1.0: Fix out-params in Cogl.get_modelview_matrix/proje (*)
  d50c327... tests: Properties with NoAccessorMethod return heap-allocat (*)
  a6441ec... vala: No-accessor struct properties in GLib.Object class mu (*)
  9a5cc9e... vala: Trust "value_owned" when writing property getter (*)
  357042e... Regenerate GIR-based bindings to fix getter ownership of st (*)
  3971b25... Regenerate GIDL-based bindings to fix getter ownership of s (*)
  ef09730... clutter-1.0: Bind Margin, PaintVolume, Point, Rect and Size (*)
  a929a44... codegen: When freeing local variables don't stop at "switch (*)
  82506bd... gtk4: Update to 3.96.0+322507f2 (*)
  96cc5c9... vala: Strip "basedir" from Source.filename attribute (*)
  9365176... Release 0.45.1 (*)
  44f94a2... gstreamer: Update from 1.17.0+ git master (*)
  e9a7a08... vapi: Update GIR-based bindings (*)
  6b021bb... webkit2gtk-4.0: Update to 2.25.1 (*)
  4ba7672... gstreamer: Update from 1.17.0+ git master (*)
  bbd3af2... gtk4: Update to 3.96.0+cfe648eb (*)
  d611472... gtk4: Update to 3.96.0+69016825 (*)
  c835e02... genie: Drop unused "writeonly" token (*)
  2608af4... glib-2.0: Add Unicode 12.0 symbols (*)
  a9b927a... gmodule-2.0: Build from GIR (*)
  ce08144... libvaladoc: Use non-deprecated GLib.ModuleFlags values (*)
  1aeda5f... codegen: Use array_length of collection variable instead of (*)
  5e96fb6... girwriter: Report error on secondary top-level namespace to (*)
  31728fc... genie: Make 'self' match its TokenType name (*)
  9dbb041... vala: Use non-deprecated GLib.ModuleFlags values (*)
  491bd5a... meson: Add initial build support
  7771ac6... WIP meson: Add tests
  4c12870... WIP meson: Add vapi building
  2ddc358... WIP meson: Add internal-api-docs
  249d5e0... WIP meson: Add meson-bootstrap.sh

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