games/dMagnetic: create port

dMagnetic is a Magnetic Scrolls Interpreter. It allows to play classic text
adventures such as "The Pawn", "The Guild of Thieves", "Fish!", "Jinxter",
"Myth", "Corruption" and "Wonderland" in a terminal window. The beautiful
graphics are being rendered in glorious ANSI art.

WWW: http://www.dettus.net/dMagnetic/

PR: 238132
Submitted by: Thomas Dettbarn <dettus@dettus.net>