format knacks' gls usage

knacks.tex

@@ -93,14 +93,14 @@ Normally, Sneak Attacks inflict +2 Damage, so someone with 3 Knacks would inflic
 
 \subsubsection{Precise Strike}\label{precisestrike}
 
-The character requires 1 less to achieve a \gls{vitalShot} (see \autopageref{vitals}).
+The character requires 1 less to achieve \pgls{vitalShot} (see \autopageref{vitals}).
 
 \begin{exampletext}
-  For example, when targeting an opponent with an Attack score of +2 and Partial armour, someone would normally require a score of 9 to hit and a score of 12 to make a \gls{vitalShot} which ignores all armour.
-  With this Knack they still require a score of 9 to hit but only a score of 11 to make a \gls{vitalShot}.
+  For example, when targeting an opponent with an Attack score of +2 and Partial armour, someone would normally require a score of 9 to hit and a score of 12 to make \pgls{vitalShot} which ignores all armour.
+  With this Knack they still require a score of 9 to hit but only a score of 11 to make \pgls{vitalShot}.
 \end{exampletext}
 
-Characters with this Knack can also bypass Perfect armour by rolling 6 points above the target's \gls{tn}.
+Characters with this Knack can also bypass Perfect armour by rolling 6 points above the opponent's \gls{tn}.
 
 \subsubsection{Psycho}