[gtk] (9 commits) Non-fast-forward update to branch gtk3-installed-tests

[Christoph Reiter <creiter src gnome org>]

The branch 'gtk3-installed-tests' 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:

  e71882a... meson: port installed tests and reftests

Commits added to the branch:

  1c09104... statusicon: Render as cairo surface (*)
  4fc32b2... statusicons: Improve code readability and remove dead code (*)
  21cd322... Do not crash when icon themes do not have a context (*)
  741e9a6... Merge branch 'issue-2111' into 'gtk-3-24' (*)
  b736018... Document handling both discrete and smooth scrolling (*)
  f20bca5... Merge branch 'issue-2048' into 'gtk-3-24' (*)
  b6528c9... Merge branch 'status-icons-hidpi' into 'gtk-3-24' (*)
  e555043... Update Russian translation (*)
  3c2b5cd... meson: port installed tests and reftests

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