[libadwaita] (6 commits) Non-fast-forward update to branch wip/exalm/alpha4

[Alexander Mikhaylenko <alexm src gnome org>]

The branch 'wip/exalm/alpha4' 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:

  c61b38e... doc: Fix expander row method mentions in migration guide
  e5c5027... Release 1.0.0.alpha.4

Commits added to the branch:

  56fac87... main: Make adw_init() call gtk_init() (*)
  0079226... indicator-bin: Measure mask too (*)
  7558ebd... Revert "indicator-bin: Measure mask too" (*)
  51da3e6... Revert "main: Make adw_init() call gtk_init()" (*)
  ff2aeab... doc: Fix expander row method mentions in migration guide
  6b447fd... Release 1.0.0.alpha.4

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