clarify brawling in combat

combat.tex

@@ -674,6 +674,12 @@ Anyone can use them at any point, if they use the right weapons.
 \index{Combat!Brawling}
 \index{Brawling}
 
+Anyone can go for a brawling manoeuvre, even while using a weapon.
+\iftoggle{verbose}{%
+  Swinging an axe can place one in a vulnerable position -- on negative \glspl{ap}!
+  But since these attacks cost only 1 \gls{ap}, they won't deplete \glspl{ap} to fast.
+}{}
+
 Punches and kicks all use the Combat bonus.
 Such attacks inflict \glspl{fatigue}.
 Everyone gains a \gls{dr} against Brawling Damage equal to their Strength Bonus, which stacks with armour (\gls{dr} cannot be negative).