require 'date' gem 'activesupport' require 'active_support/core_ext/object' require 'active_support/core_ext/date/conversions' require 'active_support/core_ext/time/conversions' require 'active_support/core_ext/date_time/conversions' require 'active_support/core_ext/string/conversions' require 'active_support/core_ext/module/delegation' require 'active_support/core_ext/string/inflections' require 'active_support/core_ext/enumerable' require 'csv' if CSV.const_defined? :Reader require 'fastercsv' end require 'dbf/attributes' require 'dbf/record' require 'dbf/column' require 'dbf/memo' require 'dbf/table'