Merge pull request #72 from dirk/master

Fix for Rubinius 2.0's gem-based toolset
cleanup: rely on rubinius-compiler gem
require rubinius/compiler in boot/fancy_ext.rb
Revert "require rubinius/compiler in boot/fancy_ext.rb"

This reverts commit 0f2bd5ded2c69d3fc518547a890070168447c4a2.
Revert "cleanup: rely on rubinius-compiler gem"

This reverts commit 03e3c6294bd59882e925775918bedfbe05fe52ed.
Merge pull request #73 from dirk/master

Switch to Rubinius shortcuts in Fancy compiler
require rbx 2.0 from now on
add docstring for *fancy_root*