Update README

README.md

@@ -18,6 +18,30 @@ An explosive nuisance for [Minetest](http://minetest.net/).
 ### Usage:
 
 Settings:
+- ***sneeker.lifetime***
+  - How long (in seconds) sneeker remains in world after spawn.
+  - type: int
+  - default: 900 (15 minutes)
+- ***sneeker.boom_gain***
+  - Loudness of explosion.
+  - type: float
+  - default: 1.5
+- ***sneeker.spawn_require_player_nearby***
+  - Determines whether or not a player must be close for spawn to occur.
+  - type: bool
+  - default: true
+- ***sneeker.spawn_player_radius***
+  - Distance a player must be within for spawn to occur.
+  - type: int
+  - default: 100
+- ***sneeker.despawn_player_far***
+  - If enabled, mobs not near any players will despawn.
+  - type: bool
+  - default: true
+- ***sneeker.despawn_player_radius***
+  - Distance determining if a player is near enough to prevent despawn.
+  - type: int
+  - default: 500
 - ***sneeker.spawn_chance***
   - Sets possibility for spawn.
   - type: int
@@ -33,7 +57,7 @@ Settings:
 - ***sneeker.spawn_maxlight***
   - Sets the maximum light that a node can have for spawn to occur.
   - type: int
-  - default: 9
+  - default: 4
 - ***sneeker.spawn_minheight***
   - Sets the maximum light that a node can have for spawn to occur.
   - type: int