Adding myself to AUTHORS (however, 99% work done by @methane ;))

AUTHORS

@@ -24,6 +24,7 @@ INADA Naoki <songofacandy at gmail.com>
 James Harr <james.harr at gmail.com>
 Jian Zhen <zhenjl at gmail.com>
 Julien Schmidt <go-sql-driver at julienschmidt.com>
+Kamil Dziedzic <kamil at klecza.pl>
 Leonardo YongUk Kim <dalinaum at gmail.com>
 Lucas Liu <extrafliu at gmail.com>
 Luke Scott <luke at webconnex.com>