Remove antisub(s) from the antisub list which match {string}. The
'*' character will act as a wildcard and will match any text.
See help wildcard.
examples:
#unantisub {%0tells you%1}
remove the antisub for '%0tells you%1'
#unantisub *
remove all antisubs
#unantisub {^You*}
remove all antisubs that start with '^You'