Mention megmac in README

Author: mcclure

README.md

@@ -8,7 +8,7 @@ To run, run coop.lua. To run with additional debug messages (more verbose errors
 
 ## Author / License
 
-These files were written by <<andi.m.mcclure@gmail.com>>.
+These files were written by <<andi.m.mcclure@gmail.com>>. The "tloz_" modes (Zelda 1) were written by megmacAttack.
 
 Big thanks to:
 * The LTTP Randomizer team, esp. Mike Trethewey, Zarby89 and Karkat, for information