update prone and trapped effects

combat.tex

@@ -740,11 +740,15 @@ Switching away from one's focus on spells or martial combat must be decided at t
 \subsubsection{Trapped or Entangled}
 
 Characters caught in mud, who slip over, or get shackled to a spot cannot move or dodge nearly as well as they could.
-They cannot take any \gls{quickaction} except speaking, and receive no benefits from their Dexterity Bonus or the Knack: Fox Hop.
+All attacks against them count as Sneak Attacks and they can no longer use the Knack: Fox Hop.
 
-\subsubsection{Falling Prone}\index{Prone}\label{prone}
+\subsubsection{Falling Prone}
+\index{Prone}
+\label{prone}
 
-Characters who fall over lose their ability to defend themselves, as above.  However, they can get up at the cost of 2 Initiative by using up their movement action.  If they've already moved this \gls{round}, they have to wait until the next \gls{round}.
+Characters who fall over lose their ability to defend themselves, as above.
+However, they can get up at the cost of 2 Initiative by using up their movement action.
+If they've already moved this \gls{round}, they have to wait until the next \gls{round}.
 
 \subsection{Manoeuvres}