[perl6/specs] 757da0: [S03] unspec Range.empty before it reifies=0D

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/perl6/specs
  Commit: 757da0d55ced8970eacf9b18aa440768db528921
      
https://github.com/perl6/specs/commit/757da0d55ced8970eacf9b18aa440768db528921
  Author: Carl Mäsak <cma...@gmail.com>
  Date:   2012-04-06 (Fri, 06 Apr 2012)

  Changed paths:
    M S03-operators.pod

  Log Message:
  -----------
  [S03] unspec Range.empty before it reifies

Also fix a typo.