Merge pull request #6159 from Heroman3003/youcantcatchme

Allows objects to be made uncatchable

code/game/objects/objs.dm

@@ -7,6 +7,7 @@
 	var/unacidable = 0 //universal "unacidabliness" var, here so you can use it in any obj.
 	animate_movement = 2
 	var/throwforce = 1
+	var/catchable = 1	// can it be caught on throws/flying?
 	var/sharp = 0		// whether this object cuts
 	var/edge = 0		// whether this object is more likely to dismember
 	var/pry = 0			//Used in attackby() to open doors