Update ExtUtils-MakeMaker to CPAN version 7.18

Update ExtUtils-MakeMaker to CPAN version 7.18

  [DELTA]

7.18  Mon May 23 15:55:26 BST 2016

    No changes since 7.17_03

7.17_03 Wed May 11 18:22:06 BST 2016

    Dist fixes:
    - remove build_requires on ourselves

7.17_02 Mon May  9 23:55:09 BST 2016

    Bug fixes:
    - Resolve a regression in c_o with trailing spaces

7.17_01 Mon May  9 20:02:02 BST 2016

    Test fixes:
    - Resolve issues with tests when running in core

7.16  Sat May  7 10:13:05 BST 2016

    No changes since 7.15_03

7.15_03 Sun May  1 14:13:44 BST 2016

    Bug fixes:
    - lazy load Time::HiRes in ExtUtils::Command::MM
    - fix 5.6 compat by removing indexed sprintf

7.15_02 Thu Apr 28 12:54:23 BST 2016

    Bug fixes:
    - Fix regression with small fractional numeric versions

7.15_01 Wed Apr 27 19:13:46 BST 2016

    Bug fixes:
    - Fix regression with SKIP and dynamic and static targets

7.14  Sun Apr 24 13:53:33 BST 2016

  No changes since 7.13_01

7.13_01 Sat Apr 23 16:41:20 BST 2016

    Bug fixes:
    - Make dynamic depend on config again, fixes issues with Inline

7.12 Tue Apr 19 12:24:41 BST 2016

    Enhancements:
    - version ranges are now supported for PREREQS, etc.
    - Metadata is now represented internally as Meta Spec 2.0
    - ExtUtils::Command has been re-incorporated at 1.19 of that module
    - Refactored XS handling
    - XSMULTI=>1 - put multiple *.xs under lib, it "just works" and XSBUILD
      for refined control of XSMULTI
    - can do "make test" without first doing "make"

    Bug fixes:
    - Handle new warnings from File::Path
    - Resolve RT#106572 specifying AUTHOR via command-line is broken
    - Warning on missing TEST_REQUIRES and CONFIGURE_REQUIRES
    - Sanitise make_type on Win32
    - Cygwin rebase fixes
    - Makefile starting comments reflect decoded @ARGV, not raw
    - Add various targets to .PHONY to avoid disk IO with dmake
    - Fixed race condition in realclean
    - improve static-build lib detection
    - Eliminate non-error STDERR
    - Make WriteEmptyMakefile Makefile functional when called in subdir
    - manifypods fixes
    - perllocal.pod generation "Perl in Space" fix
    - PASTHRU fixes
    - Fix distsignature dependencies for parallel make
    - Check exit status for commands in "make ci" target
    - Less noisey output during building sub-modules
    - Fix dos2unix() on Windows
    - stop makeaperl from polluting @ARGV in cases where ARGV contains args with spaces
    - Fix regression when both test.pl and t/*.t are present
    - Refactored internals to remove DirHandle usage
    - MM_Unix::find_perl() dont repeatedly stat the same path in a loop
    - No longer repeatedly attempt to load CPAN::Meta if it is now available

    VMS fixes:
    - Made MM_VMS::oneline build continuation lines properly
    - Implemented XSMULTI and XSBUILD
    - Resurrect PASTHRU on VMS
    - make_macro should handle multiple macros
    - Fix regression with File::Spec changes in previous release

    Win32 fixes:
    - t/echo.t needs SHELL env for Win32 gmake

    Dist fixes:
    - Made %ExtraPrereqs match bundled prereqs
    - Included MANIFEST.SKIP from ExtUtils::Manifest
    - The bundled Encode::Locale has been updated to 1.04

    Test fixes:
    - test PL_FILES of a "module"
    - Various tests no longer require a separate .pm file for testing
    - Support v5.6.1 in various tests
    - test static build if $ENV{AUTHOR_TESTING}
    - XS tests now pluggable
    - test for "Perl in Space"

    Doc fixes:
    - better document for PL_FILES, oneliner method
    - FAQ updated