MOTD Macros
If you look in motd.txt, you see that some words are prefixed with a %
These words will be replaced with a dynamic value. Here is the whole list:

botnick			Bot's nickname.
nick			User's IRC nickname.
uhost			User's ident@host.
version			Script version.
vdate			Date of script release.
%				A percent sign ('%').
freeslots		Amount of free Fserve slots.
totalslots		Total amount of allowed Fserve slots.
usedslots		Amount of used Fserve slots.
ratiocred		Displays the file/byte ratio and file/byte credits.
ratio			Displays the file/byte ratio.
cred			Displays the user's file/byte credits.
bcred			Displays the user's byte credits.
fcred			Displays the user's file credits.
time12			Time in 12 hour format.
time24			Time in 24 hour format.
date2			Date with 2-character year.
date4			Date with 4-character year.
strdate			Date in the following format: "Month Day#, Year".
maxdl			Maximum downloads allowed per user.
maxul			Maximum uploads allowed per user (DO NOT USE, not implemented yet).
maxtrans		Maximum transfers allowed per user.
trigcount		Amount of times that the Fserve was triggered.
filecount		Amount of files on the Fserve.
filecntf		Amount of files on the Fserve, formatted with a comma between every 3 numbers (ie. 1,234,567).
kilocount		Amount of kilobytes that the Fserve contents take up.
kilocntf		Amount of kilobytes that the Fserve contents take up, with the comma formatting.
megcount		Amount of megabytes that the Fserve contents take up.
megcntf			Amount of megabytes that the Fserve contents take up, with the comma formatting.
backsp			A space before and after this is cut out, which allows for combining macros together in one word.

Anything else will be replaced with a blank.