Filter an object stream, piping only chunk string values within a given Levenshtein distance of a given string.
Command-line interface:
$ npm install --global levenfilter$ levenfilterUsage: levenfilter <string> <maximum-distance> < words$ levenfilter voice 1 < /usr/share/dict/wordsvicevoicevoicedvoicesvoile
JavaScript:
var LevenFilter = streamOfWords