More changes

mods/main/tools.lua

@@ -8,9 +8,7 @@ minetest.register_item(":", {
 		
 		groupcaps = 
 		{
-			oddly_breakable_by_hand = {times={[1]=3.50,[2]=2.00,[3]=0.70}, uses=0},
-			snappy = {times={[3]=1.00}, uses=0, maxlevel=1},
-			crumbly = {times={[2]=4.50, [3]=1.80}, uses=0, maxlevel=1},
+			cracky = {times={[4]=.4}, uses=0, maxlevel=4},
 		},
 		damage_groups = {fleshy = 3, snappy = 2},
 	}