[perl6/specs] ea21cb: doc that [Xop] now does not flatten

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/perl6/specs
  Commit: ea21cb290405f59f9ebfb1c714e9e927688f56c6
      
https://github.com/perl6/specs/commit/ea21cb290405f59f9ebfb1c714e9e927688f56c6
  Author: Larry Wall <la...@wall.org>
  Date:   2014-02-25 (Tue, 25 Feb 2014)

  Changed paths:
    M S03-operators.pod

  Log Message:
  -----------
  doc that [Xop] now does not flatten