Add setting to chance spawn mapblock limit

README.md

@@ -20,28 +20,32 @@ An explosive nuisance for [Minetest](http://minetest.net/).
 Settings:
 - ***sneeker.spawn_chance***
   - Sets possibility for spawn.
-	- type: int
-	- default: 10000
+  - type: int
+  - default: 10000
 - ***sneeker.spawn_interval***
   - Sets frequency of spawn chance.
-	- type: int
-	- default: 240 (4 minutes)
+  - type: int
+  - default: 240 (4 minutes)
 - ***sneeker.spawn_minlight***
   - Sets the minimum light that a node must have for spawn to occur.
-	- type: int
-	- default: 0
+  - type: int
+  - default: 0
 - ***sneeker.spawn_maxlight***
   - Sets the maximum light that a node can have for spawn to occur.
-	- type: int
-	- default: 9
+  - type: int
+  - default: 9
 - ***sneeker.spawn_minheight***
   - Sets the maximum light that a node can have for spawn to occur.
-	- type: int
-	- default: -31000
+  - type: int
+  - default: -31000
 - ***sneeker.spawn_maxheight***
   - Sets the lowest position at which sneeker can spawn.
-	- type: int
-	- default 31000
+  - type: int
+  - default 31000
+- ***sneeker.spawn_mapblock_limit***
+  - Limits the number of entities that can spawn per mapblock (16x16x16).
+  - type: int
+  - default: 1
 
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