Add license and README

Signed-off-by: Timur Tabi <timur@tabi.org>
Translate a word into a list of Gallifreyan letters

The Circular Gallifreyan alphabet is a combination of twenty-four Latin
letters and five digraphs.  This function takes a single word and returns
a list of its equivalent in Gallifreyan.

Signed-off-by: Timur Tabi <timur@tabi.org>