[pango] (6 commits) Non-fast-forward update to branch pango2-windows

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

The branch 'pango2-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:

  2194a8c... Be careful with acos
  d04afaf... Avoid gio in Pango headers
  29cd53a... gtkjsonprinter.c: Don't check for <0x20 to output \uXXXX st
  addf600... pango-matrix.c: Correct call to CLAMP()
  38e1ee0... README.win32: Convert to MarkDown
  eac8d19... README.win32.md: Use UNIX line endings
  b897830... README.win32.md: Mention about pixman on ARM64 builds

Commits added to the branch:

  e54946e... Be careful with acos (*)
  b2ce8bf... Avoid gio in Pango headers (*)
  5d27fd8... README.win32: Convert to MarkDown (*)
  af71d82... README.win32.md: Use UNIX line endings (*)
  889fe4e... README.win32.md: Mention about pixman on ARM64 builds (*)
  6c94a90... gtkjsonprinter.c: Don't check for <0x20 to output \uXXXX st

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