I installed merb 1.1 and merb-admin 0.6.3. And then I generated testing app. 
In this clean app, I followed merb-admin installation instruction. 
 

/*
 * AppController.j
 * test

//
// FileUpload.j
// Editor

/*
 * CPNavigationBar.j
 * AppKit

@implementation CPTextView : CPView
{
    DOMElement      FIXME_textArea;

/*
 * AppController.j
 * textfield

I've installed objective-j gem from 1.7.1 Tools. 
And then tried to install edge version of cappuccino.
 

do_sqlite3 --version 0.10.0 --source  edge.merbivore.com --source  gems.rubyforge.org
do_postgres  --version 0.10.0 --source  edge.merbivore.com --source  gems.rubyforge.org
dm-core --version 0.10.0 --source  edge.merbivore.com --source  gems.rubyforge.org        

# Why build a site? Why do your customers care?
 
The core purpose of a website is to help your customers answer the questions necessary to do business with you.

Feature: Login  # features/authentication/login.feature
  To ensure the safety of the application
  A regular user of the system

#features/steps/users_steps.rb:
 
Given "I'm a logged in member" do

module BuilderStepHelpers
 
  def create_model(model_name, attributes={})

#=============== features/admin/role.feature =======================
 
Feature: admin/role

$ cucumber --language ru help
/usr/local/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in `gem_original_require': no such file to load -- builder (LoadError)
	from /usr/local/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in `polyglot_original_require'

===========================
1. To get the latest contents, I pull english branch.
 

...
require 'memcache'
require 'rufus/scheduler'