The Lemon Parser Generator's home page is:

http://www.hwaci.com/sw/lemon/index.html
Lemon seems now to be maintaned at :
http://www.sqlite.org/

The file in this directory, lemon.html, was obtained from:

http://www.hwaci.com/sw/lemon/lemon.html

lemon.c has been modified to include the t= and d= command-line
arguments. The changes were submitted to the Lemon maintainer,
but have not appeared in the official Lemon distribution.


A copy of all Wireshark changes are available at
  https://github.com/alagoutte/sqlite/tree/wireshark