[glib] (3 commits) Non-fast-forward update to branch msvc.doc

[Sebastian Dröge <sdroege src gnome org>]

The branch 'msvc.doc' 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:

  7436b8c... README.win32.md: Mention about Window 8+ SDK requirement

Commits added to the branch:

  cf02c28... gio/tests/pollable.c: Fix build on non-Linux UNIX (*)
  47a949d... Merge branch 'fix.unix.nonlinux.ci' into 'master' (*)
  22291ce... README.win32.md: Mention about Window 8+ SDK requirement

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