libxslt: update to 1.1.32.

1.1.32: Nov 02 2017

  Portability:
  Add missing limits.h include (Nick Wellnhofer),
  Also run Windows tests with --maxdepth 200 (Nick Wellnhofer),
  Disable some MSVC warnings (Nick Wellnhofer),
  Fix deprecated Travis compiler flag (Nick Wellnhofer),
  Run general tests with maxdepth=200 (Nick Wellnhofer),
  Use _WIN32 macro instead of WIN32 (Nick Wellnhofer),
  Fix xsltproc newlines on Windows (Nick Wellnhofer),
  Fix Windows compiler warnings (Nick Wellnhofer),
  Rework locale feature tests (Nick Wellnhofer)

  Improvements:
  Rebuild win32/libxslt.def.src (Nick Wellnhofer),
  Fix compiler warnings in Python bindings (Nick Wellnhofer)

v1.1.31: Oct 06 2017

  Portability:
  Fix win32/configure.js (Nick Wellnhofer)

  Bug Fixes:
  Fix pkg-config related regressions in configure script (Nick Wellnhofer)

  Improvements:
  Adjust expected error output for libxml2 changes (Nick Wellnhofer),
  Misc autoconf updates (Nick Wellnhofer)

(wiz)