[gtk-doc] (7 commits) Non-fast-forward update to branch win-no-msys

[Chun-wei Fan <fanchunwei src gnome org>]

The branch 'win-no-msys' 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:

  f454ef2... tests/gobject/src/*.h: Decorate test APIs
  8215a36... tests/gobject/src: Export symbols for MSVC-style builds
  69225a4... meson.build: Fix gtkdoc_uninstalled.py on Windows
  5d396c9... test/helpers/*.py: Fix calling scripts on Windows
  5e0ae05... gtkdoc/meson.build: Set EXEEXT properly
  551686b... scangobj: Support Visual Studio compilers
  18fab5f... Support native Windows shells for the scangobj tests

Commits added to the branch:

  041a621... tests/gobject/src/*.h: Add _GTKDOC_TESTER_API
  a727142... tests/gobject/src: Export symbols on MSVC builds
  e209c9d... meson.build: Fix gtkdoc_uninstalled.py on Windows
  da31a82... test/helpers/*.py: Fix calling scripts on Windows
  40163bf... gtkdoc/meson.build: Set EXEEXT properly
  947b39c... scangobj: Support Visual Studio compilers
  a62b919... Support native Windows shells for the scangobj tests