title: Undefined method `instance' for Capistrano::Configuration:Class on `cap deploy:setup`
body: <pre><code>$ bundle exec cap deploy:setup
  /Users/development/.rvm/rubies/ruby-2.0.0-p247/lib/ruby/gems/2.0.0/gems/sshkit-1.1.0/lib/sshkit.rb:3: 
    warning: already initialized constant SSHKit::StandardError
  /Users/development/.rvm/gems/ruby-2.0.0-p247@global/gems/sshkit-1.1.0/lib/sshkit.rb:3: 
    warning: previous definition of StandardError was here
  
  cap aborted!
  undefined method `instance' for Capistrano::Configuration:Class
  /Users/development/.rvm/gems/ruby-2.0.0-p247@global/gems/railsless-deploy-1.1.2/lib/railsless-deploy.rb:1:in `&lt;top (required)&gt;'
  /Users/development/Sites/singapore/Capfile:1:in `require'
  /Users/development/Sites/singapore/Capfile:1:in `&lt;top (required)&gt;'
  /Users/development/.rvm/gems/ruby-2.0.0-p247@global/gems/capistrano-3.0.0/lib/capistrano/application.rb:22:in `load_rakefile'
  /Users/development/.rvm/gems/ruby-2.0.0-p247@global/gems/capistrano-3.0.0/lib/capistrano/application.rb:12:in `run'
  /Users/development/.rvm/gems/ruby-2.0.0-p247@global/gems/capistrano-3.0.0/bin/cap:3:in `&lt;top (required)&gt;'
  </code></pre>
  
  <p>I am fairly new to capistrano but have used it successfully in the past without this amount of problems. Does anyone know a fix for this? </p>