Import of TODDR/IO-Tty-1.12 from CPAN.

gitpan-cpan-distribution: IO-Tty
gitpan-cpan-version:      1.12
gitpan-cpan-path:         TODDR/IO-Tty-1.12.tar.gz
gitpan-cpan-author:       TODDR
gitpan-cpan-maturity:     released