Log Message:
Updating devel/p5-FileHandle-Unget from 0.1622nb1 to 0.1623

pkgsrc changes:
  - Adding license definition

Upstream changes:
Version 0.1623: Sun Aug 9 2009
- Fixed a bug where files with binary data would sometimes cause an
	unitialized value warning at line 394 as well as incorrect behavior.
	(Thanks to Bill Nugent <whn@lopi.com> for the bug report and initial
	patch.)
- Removed unused ExtUtils::MakeMaker::bytes, which doesn't exist anymore
	anyway. (Thanks to Slaven Rezi'c <srezic@cpan.org> for the bug report.)