Fixed comment to use correct port #

Quick typo fix in comment.
Merge pull request #6 from jschneiderhan/patch-1

Fixed comment to use correct port #
Merge branch 'master' of https://github.com/github/statsd-ruby into rm/gaugefix
making #gauge work the same as the other methods wrt sample rate
Merge pull request #1 from otherinbox/rm/gaugefix

Merging master of github branch in, and fixing gauge behavior so I can specify the sample rate.