Log Message:
p5-Alien-Build: update to 1.32.

1.32      2017-11-03 13:15:35 -0400
  - Add ALIEN_INSTALL_NETWORK environment variable.  Set to false if you don't
    want to allow network fetch.

1.31_01   2017-10-31 16:50:52 -0400
  - Fix testing prereq bug introduced in 1.30_01.

1.30_01   2017-10-31 14:24:15 -0400
  - Add prefer property to Download::Negotiate plugin

1.29_01   2017-10-30 09:54:22 -0400
  - Fix bug in Alien::Base::Wrapper where -l flags were being ignored by EUMM
  - MSYS plugin works with ffi build
  - Windows specific fixes for Alien::Base::Wrapper
  - Removed optional dependency on Test::Exec

1.28      2017-10-29 19:39:19 -0400
  - Production release identical to 1.27_01

1.27_01   2017-10-27 10:26:18 -0400
  - Fix incompatibility with older versions of ExtUtils::MakeMaker where test
    directive in alienfile was ignored.

1.26_01   2017-10-25 12:28:58 -0400
  - Fix Test::Alien bug where -L could be placed after directories specified in \ 
%Config
    (this was already handled correctly by Alien::Base::Wrapper).
  - Remove cpp and C++ options for xs_ok (I don't believe these were used in practice
    and were issuing deprecation warnings for a while).
  - A number of documentation errors have been fixed (jjatria++ leto++)