Update to Author::CJM 4.30

  Release tests are now in xt/
  Reformat Changes to match spec
Conditionally define SECURITY_NT_NON_UNIQUE

  The headers with Strawberry Perl 5.10.0.6 don't define it,
  causing the build to fail

  Bump version to 1.12
Updated Changes for December 14, 2013 release of 1.12