[csmith-project/creduce] f29e6e: Update for optional Perl modules.

[John Regehr <regehr@cs.utah.edu>]

  Branch: refs/heads/include-includes
  Home:   https://github.com/csmith-project/creduce
  Commit: f29e6ed313ec2136faf60693c426072c2a683a0d
      https://github.com/csmith-project/creduce/commit/f29e6ed313ec2136faf60693c426072c2a683a0d
  Author: Eric Eide <eeide@cs.utah.edu>
  Date:   2015-11-02 (Mon, 02 Nov 2015)

  Changed paths:
    M configure
    M configure.ac

  Log Message:
  -----------
  Update for optional Perl modules.

Modules `Sys::CPU' and `Term::ReadKey' are now *optional* run-time
dependencies.  Until now, all of our Perl package dependencies were
*required* run-time dependencies.


  Commit: c55abd0cf1dbedfa863c15e64e9f23d6276ca7c7
      https://github.com/csmith-project/creduce/commit/c55abd0cf1dbedfa863c15e64e9f23d6276ca7c7
  Author: John Regehr <regehr@cs.utah.edu>
  Date:   2015-11-02 (Mon, 02 Nov 2015)

  Changed paths:
    M configure
    M configure.ac

  Log Message:
  -----------
  Merge branch 'master' into include-includes


Compare: https://github.com/csmith-project/creduce/compare/ebc4e8490a49...c55abd0cf1db