[perl6/specs] 6b3e9d: more s/async/start/ tweaks

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/perl6/specs
  Commit: 6b3e9d8dbf6c053addd108cafd0ecdf8dcffecc4
      
https://github.com/perl6/specs/commit/6b3e9d8dbf6c053addd108cafd0ecdf8dcffecc4
  Author: Larry Wall <la...@wall.org>
  Date:   2013-11-04 (Mon, 04 Nov 2013)

  Changed paths:
    M S04-control.pod
    M S06-routines.pod
    M S17-concurrency.pod

  Log Message:
  -----------
  more s/async/start/ tweaks