[perl6/specs] 826885: change orelse to topicalize to $_, not $!

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/perl6/specs
  Commit: 8268851eca47aa86d3a9b767542768cdf7082996
      
https://github.com/perl6/specs/commit/8268851eca47aa86d3a9b767542768cdf7082996
  Author: TimToady <la...@wall.org>
  Date:   2015-08-07 (Fri, 07 Aug 2015)

  Changed paths:
    M S03-operators.pod

  Log Message:
  -----------
  change orelse to topicalize to $_, not $!

(Also makes 'without' use $_ for its topic.)