[perl6/specs] 2b0a47: Fix typos

[email protected] (GitHub)
Newsgroups perl.perl6.language
Message-ID <558a31ac5461d_42263feeb94552bc89889@hookshot-fe1-cp1-prd.iad.github.net.mail> 
  Branch: refs/heads/master
  Home:   https://github.com/perl6/specs
  Commit: 2b0a478b42a0cd18b635e998415c0bd56300e54c
      https://github.com/perl6/specs/commit/2b0a478b42a0cd18b635e998415c0bd56300e54c
  Author: Rob Hoelz <[email protected]>
  Date:   2015-06-23 (Tue, 23 Jun 2015)

  Changed paths:
    M S32-setting-library/IO.pod

  Log Message:
  -----------
  Fix typos
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