Include header, reorder variables
Include header, reorder variables

Closes GH-6.

Co-authored-by: Michael Brockus <c457b5b4b7eb433c0964586a67295607392da63f@icloud.com>
Co-authored-by: Titus Wormer <5a19dbfdb793ef6d212461b3c03b23ad19ae3ed1@gmail.com>

wooorm/levenshtein.c