[perl6/specs] adbf8b: clarify Complex rounders

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/perl6/specs
  Commit: adbf8b052227f4ea1d0b909f95839db06b334098
      
https://github.com/perl6/specs/commit/adbf8b052227f4ea1d0b909f95839db06b334098
  Author: Brent Laabs <bsla...@gmail.com>
  Date:   2013-07-02 (Tue, 02 Jul 2013)

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

  Log Message:
  -----------
  clarify Complex rounders