Log Message:
Updated p5-List-MoreUtils to 0.423.

0.423	2017-08-22
    - sync version with List::MoreUtils::XS
    - add examples for binsert/bremove (LMU::XS issue #1, Thanks to shawnlaffan)
    - update tests to latest List::MoreUtils::XS
    - recommend List::MoreUtils::XS 0.423

0.420_001	2017-08-15
    - add some new functions:
      * qsort (XS only)
      * binsert
      * bremove
      * listcmp
      * arrayify (RT#17230)
      * samples (RT#77562)
      * minmaxstr (RT#106401)
      * lower_bound
      * upper_bound
      * equal_range
      * frequencies
      * occurrences
      * mode (RT#91991)
      * zip6 (RT#42921)
      * reduce_0
      * reduce_1
      * reduce_u
    - improve tests
    - make List::MoreUtils::XS independent from List::MoreUtils
      Note that List::MoreUtils::XS doesn't guarantee API stability - this
      feature is only provided through List::MoreUtils as frontend.
    - improve Makefile.PL regarding some build artifacts