Revert "shotgun pointblanking people actually throws them"

code/modules/projectiles/gun.dm

@@ -37,7 +37,6 @@
 	var/burst_spread = 0				//Spread induced by the gun itself during burst fire per iteration. Only checked if spread is 0.
 	var/randomspread = 1				//Set to 0 for shotguns. This is used for weapons that don't fire all their bullets at once.
 	var/inaccuracy_modifier = 1
-	var/pb_knockback = 0
 
 	lefthand_file = 'icons/mob/inhands/weapons/guns_lefthand.dmi'
 	righthand_file = 'icons/mob/inhands/weapons/guns_righthand.dmi'
@@ -126,10 +125,6 @@
 		if(message)
 			if(pointblank)
 				user.visible_message("<span class='danger'>[user] fires [src] point blank at [pbtarget]!</span>", null, null, COMBAT_MESSAGE_RANGE)
-				if(pb_knockback > 0)
-					var/atom/throw_target = get_edge_target_turf(pbtarget, user.dir)
-					pbtarget.throw_at(throw_target, pb_knockback, 2)
-
 			else
 				user.visible_message("<span class='danger'>[user] fires [src]!</span>", null, null, COMBAT_MESSAGE_RANGE)