remove json file per issue #10
Merge branch 'master' of github.com:datasets/country-codes-comprehensive
update list output of script

fix issue with newline chars in upstream currency data
remove `Entity` field from output
update default filename
add script to reorder csv columns
update README

change path and filenames
include usage of reorder_column script
update data and metadata

changed filename of csv data (issues #6 and #7)
updated column order (issue #13)
removed `Entity` column (issue #11)
sorted rows by country name (issue #12)