Generates a list of last names that can be made with the letters of two or more
given last names. namingway is an homage to the character from Final Fantasy IV
that would let you change your name.
node index.js name1 name2
node index.js name1 name2 name3
node index.js name1 name2 --strictIf you pass the --strict flag as one of the parameters, the matching logic will
not reuse letters when determining matches (e.g., Smith and Johnson will not
produce Simmons because there is only one M in the source names).
Data pulled from US Census Bureau, File B: Surnames Occurring 100 or more times, at https://www.census.gov/topics/population/genealogy/data/2010_surnames.html.