Log Message:
Update www/heel to 2.0.0.

* Use lang/ruby/gem.mk instead of misc/rubygems/rubygem.mk.
* Add LICENSE.
* Remove default value of GEM_BUILD.
* Ajust new ruby package's framework.
* Update dependency according to gemspec.
* Add CONFLICTS since it will install the same name commands both
  ruby18 and ruby19 based packages.

= Changelog
== Version 2.0.0 - 2009-06-24

* Change highlighting mode default to 'off' instead of 'on'
* Update for Thin 1.2.2

== Version 1.0.3 - 2009-03-02

* Update for MIME::Types 1.16

== Version 1.0.2 - 2008-12-03

* Fix FileType namespace issue (thanks defunkt) and new version of coderay
* various task maintenance
* updated version dependencies

== Version 1.0.1 - 2008-04-24

* Fix performance issue in serving large files
* Fix performance issue in checking for coderay file type when coderay would not \ 
be used.