it checks for a floating point number
it rounds to nearest even number
added given xml and csv files
added sales_converter files
returns total_sales_for_item_in_USD_after_bankers_rounding
now initializes with files
added constant for item sku
removed white space
removed bankers rounding.rb
changed rates to a nested hash from array
added conversion_rate(to, from)
using .has_key()? in conversion rate
indirect_conversions specs green for sample data
removed hard coded value
fixed spelling error
added runner
added bankers_rounding method to CurrencyConverter
fixed spelling error and white space
removed unneeded specs
removed pry binding