deli: add missing pipe
Remove classify

ActiveSupport::Inflector.classify does not take a block.

And without the block, the snippet is useless.
Replace rreq with rel

require_relative is in Kernel since Ruby 1.9.2

There hasn't been any need to use that awkward line for a while now.
rel and rel: use single quotes

As is customary for 'require' statements.
def: use longer name
cls: handle multiple underscores
Merge pull request #26 from dgutov/ruby

Some updates for the Ruby snippets