NAME
  configuration.rb

SYNOPSIS
  pure ruby scoped configuration files

DESCRIPTION
  configuration.rb provides a mechanism for configuring ruby programs with
  ruby configuration files.  a configuration.rb file, for example
  'config/app.rb', can be written simply as

      Configuration.for('app'){
        key 'value'
        foo 'bar'
        port 42
      }
  
  and loaded via the normal ruby require/load mechanism

      Kernel.load 'config/app.rb'
  
  or with a slightly augmented loading mechnanism which simply searches an
  extra set of paths in *addition* to the standard ones

      Configuration.path = %w( config configu