[Ironruby-core] IronMagick

[Seo Sanghyeon]

Motivated by recent discussion, here is four hours hack...
http://github.com/sanxiyn/ironmagick

I implemented RMagick API just enough to run a Gruff graph library example.
http://nubyonrails.com/pages/gruff/

You can compare these two pictures to gauge the status.
http://sparcs.kaist.ac.kr/~tinuviel/temp/gruff-ruby.png
http://sparcs.kaist.ac.kr/~tinuviel/temp/gruff-ironruby.png

There are position errors, because text measurement is not yet
implemented. This will be fixed in due time.

-- 
Seo Sanghyeon