[ANN] flay 2.3.1 Released

flay version 2.3.1 has been released!

* code: <https://github.com/seattlerb/flay>
* home: <http://ruby.sadi.st/>
* rdoc: <http://seattlerb.rubyforge.org/flay>

Flay analyzes code for structural similarities. Differences in literal
values, variable, class, method names, whitespace, programming style,
braces vs do/end, etc are all ignored. Making this totally rad.

Changes:

### 2.3.1 / 2013-07-11

* 1 bug fix:

  * Fixed --diff outputting twice if there are no comments. (kalenkov)