[vala] (19 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:

  9cd9068... meson: Add initial build support
  94e1d32... meson: Allow static builds
  cc1677d... meson: Compile everything with stricter cflags
  e5b8bbb... WIP meson: Add tests
  a9f1e02... WIP meson: Add internal-api-docs
  ffc092d... Pass LD_LIBRARY_PATH as "env" where needed
  fc7c533... Broken evaluation of "Requires.private: gmodule-no-export-2
  e008b41... WIP meson: Add meson-bootstrap.sh

Commits added to the branch:

  44195a0... vala: Add foreach statement support for GLib.Sequence (*)
  3e38dc4... vala: Add support to infer return type of dynamic signals (*)
  1e4205b... codegen: Cast generic return value from g_sequence_get() (*)
  6a8e279... parser: Improve handling of nullable VarType in with-statem (*)
  f40c602... glib-2.0: Fix criticals in string.joinv() with arrays that  (*)
  d3c84ca... vapi: Add linux-media bindings (linux/media.h) (*)
  a1dc585... alsa: Add/fix *.alloca() functions (*)
  4b6f8a8... posix: Add limits.h binding (*)
  224051f... v4l2: Update V4l2.Capabilities and fix some inline arrays (*)
  f853104... vala: Transform assignment of an array element as needed (*)
  c59ee09... codegen: Write array length of formal parameters with fixed (*)
  c790cf1... meson: Add initial build support (*)
  f77ab08... meson: Allow static builds (*)
  ebec22b... meson: Compile everything with stricter cflags (*)
  44e9a00... WIP meson: Add tests (*)
  4197364... WIP meson: Add internal-api-docs (*)
  2f968be... Pass LD_LIBRARY_PATH as "env" where needed (*)
  e7ac879... Broken evaluation of "Requires.private: gmodule-no-export-2 (*)
  31363c1... WIP meson: Add meson-bootstrap.sh (*)

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