[librsvg] (8 commits) Non-fast-forward update to branch nmake

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

The branch 'nmake' 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:

  3bbbdc3... Makefile.am: Split out the C sources list
  09cfaeb... win32/detectenv-msvc.mak: Detect Visual Studio 2019
  dc7a3d2... Visual Studio builds: Transition Rust builds for full NMake
  85ef8b8... rsvg.symbols: Export newer symbols in rsvg.h
  6ce85df... Visual Studio builds: Add a set of NMake Makefiles
  5ac6668... Build: Drop Visual Studio projects
  939764f... Move config.h.win32.in to win32/

Commits added to the branch:

  a460a7c... filter: make fields private (*)
  82f9f05... Makefile.am: Split out the C sources list
  5dcff59... win32/detectenv-msvc.mak: Detect Visual Studio 2019
  677b13a... Visual Studio builds: Transition Rust builds for full NMake
  50c3a6c... rsvg.symbols: Export newer symbols in rsvg.h
  da9a9a6... Visual Studio builds: Add a set of NMake Makefiles
  080f612... Build: Drop Visual Studio projects
  cda5026... Move config.h.win32.in to win32/

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