Added the bouncy_water.py example.

examples/bouncy_water/bouncy_water.py

@@ -0,0 +1,15 @@
+# ../bouncy_water/bouncy_water.py
+
+# Enki
+from enki.listeners import OnPlayerEnterWater
+
+
+@OnPlayerEnterWater
+def on_player_enter_water(player):
+    """Called when the player starts touching water."""
+    # Get the direction the player is moving in.
+    direction = player.velocity.normalized()
+    # Exaggerate the Z axis - this will make the player go up.
+    direction.z = 0.9
+    # Push the player away from the water surface.
+    player.teleport(velocity=direction * 450)