[libxml2] (5 commits) Non-fast-forward update to branch python3-windows

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

The branch 'python3-windows' 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:

  8518af0... python: Port python 3.x module to Windows
  1e87f16... tstmem.py: Try importing from libxmlmods.libxml2mod if need
  f5c10af... Python distutils: Make DLL packaging more flexible
  a52b7e2... setup.py.in: Try to import setuptools

Commits added to the branch:

  dea91c9... Fix buffering in xmlOutputBufferWrite (*)
  99497d5... python: Port python 3.x module to Windows
  08c32ea... tstmem.py: Try importing from libxmlmods.libxml2mod if need
  2690899... Python distutils: Make DLL packaging more flexible
  e891ab3... setup.py.in: Try to import setuptools

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