file: MyApp/Config.pm:
  ----------------------
      package MyApp::Config;
      use base 'Burro::Config';

  file: (eg) startup.pl:
  ----------------------
      ## package main;
      # this loads the configuration data from the provided directory
      # the dir is only ever specified once
      use MyApp::Config '/path/to/config/dir';

  file: MyApp/Other/Module.pm
  ---------------------------
      package MyApp::Other::Module;

      # this imports the sub C() into the current package to give access
      # to the configuration data

      use MyApp::Config;            

      @dbs = C('db.server_pool");