feat: add initial People Playground mod development kit

extracted_wiki_content/internalReference/cosmeticrotationbehaviour.txt

@@ -0,0 +1,27 @@
+URL: https://wiki.studiominus.nl/internalReference/CosmeticRotationBehaviour.html
+Title: People Playground Modding - CosmeticRotationBehaviour
+==================================================
+
+public class CosmeticRotationBehaviour
+Inherits MonoBehaviour
+Continuously rotates a transform with velocity and acceleration
+Nested types
+CosmeticRotationBehaviour.RotAxis
+Fields
+public RotAxis Axis
+The axis to rotate on
+
+public Vector3 Offset
+The offset of the rotation
+
+public float RotationSpeedTarget
+The target rotation speed
+
+public float Dampening
+Angular velocity dampening value from 0.0 to 1.0
+
+public float Acceleration
+The current acceleration
+
+public bool ShouldRotate
+Should the acceleration be applied?