add cast iron skillet weapon

combat.tex

@@ -276,6 +276,8 @@ See Chapter \ref{knacks} for a full list of knacks.
 
 	Boulder & +4 & -1 & \ 0 & 6/8 & & Finishing Blow (page \pageref{finishingblow}) \\
 
+	Cast Iron Skillet & +2 & \ 0 & \ +1 & -1 & & Adrenaline Surge (page \pageref{adrenalinesurge}) \\
+
 	Chair & +1 & +1 & +1 & 1/ 3 & \\
 
 	Club & +2 & +1 & +1 & 2/4 &  \\

knacks.tex

@@ -8,6 +8,7 @@ Most people can pick up a couple of Knacks easily but further Knacks become prog
 \begin{multicols}{2}
 
 \subsubsection{Adrenaline Surge}
+\label{adrenalinesurge}
 
 The player can declare that super-human effort is being thrown into an action, and gain +1 Strength for that one task.  This can increase damage, but cannot increase Initiative after a \gls{round} has begun.