improve projectiles asset loading

and defining projectile in heads-db

assets/all.headsdb.ron

@@ -1,20 +1,20 @@
 ([
-    (key:"angry demonstrator", ability:Thrown, range:80),
-    (key:"carnival knife thrower", range:60),
-    (key:"chicago gangster", ability:Gun, range:60),
-    (key:"commando", ability:Gun, range:60),
-    (key:"field medic"),
-    (key:"geisha"),
-    (key:"goblin", ability:Arrow, range:60),
-    (key:"green grocer", range:60),
-    (key:"highland hammer thrower", ability:Thrown, range:80),
-    (key:"legionnaire", ability:Gun, range:60),
-    (key:"mig pilot", ability:Gun, range:60, controls:Plane),
-    (key:"nanny", ability:Thrown, range:60),
-    (key:"panic attack"),
-    (key:"salty sea dog"),
-    (key:"snow plough operator"),
-    (key:"soldier ant"),
-    (key:"super market shopper", ability:Thrown, range:80),
-    (key:"troll", ability:Thrown, range:80),
+    (key:"angry demonstrator", ability:Thrown, range:80, projectile:"molotov"),//0
+    (key:"carnival knife thrower", range:60),//1
+    (key:"chicago gangster", ability:Gun, range:60),//2
+    (key:"commando", ability:Gun, range:60),//3
+    (key:"field medic"),//4
+    (key:"geisha"),//5
+    (key:"goblin", ability:Arrow, range:60),//6
+    (key:"green grocer", range:60),//7
+    (key:"highland hammer thrower", ability:Thrown, range:80, projectile:"hammer"),//8
+    (key:"legionnaire", ability:Gun, range:60),//9
+    (key:"mig pilot", ability:Gun, range:60, controls:Plane),//10
+    (key:"nanny", ability:Thrown, range:60),//11
+    (key:"panic attack"),//12
+    (key:"salty sea dog"),//13
+    (key:"snow plough operator"),//14
+    (key:"soldier ant"),//15
+    (key:"super market shopper", ability:Thrown, range:80, projectile:"handbag"),//16
+    (key:"troll", ability:Thrown, range:80),//17
 ])