diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index cd72f81..54c4068 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -1,5 +1,5 @@
-Quick start
-===========
+Contibuting to Humanoid Control Free
+====================================
 If you want to contribute to this project, make sure you have access to the repository.
 You can request access by logging into our [GitLab site](https://gitlab.passervr.com/) with an GitHub or Google account.
 Besides that, it is best to [contract us](https://passervr.com/contract) about you wanting to contribute to this project. This will ensure you will get access more quickly.
diff --git a/HumanoidControl documentation.pdf b/HumanoidControl documentation.pdf
new file mode 100644
index 0000000..6fa003e
Binary files /dev/null and b/HumanoidControl documentation.pdf differ
diff --git a/HumanoidControl documentation.pdf.meta b/HumanoidControl documentation.pdf.meta
new file mode 100644
index 0000000..fe41f30
--- /dev/null
+++ b/HumanoidControl documentation.pdf.meta	
@@ -0,0 +1,7 @@
+fileFormatVersion: 2
+guid: 53c8571aa9e542643b485a80320a9a70
+DefaultImporter:
+  externalObjects: {}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
diff --git a/README.md b/README.md
index ba3d8ca..dccd515 100644
--- a/README.md
+++ b/README.md
@@ -1,10 +1,10 @@
 Installation
 ============
-Import this package in Unity directly with the Package Manager git package importer.
+You can import the Humanoid Control Free package in Unity directly with the Package Manager git package importer.
 
 See [Unity: Installing from a Git URL](https://docs.unity3d.com/Manual/upm-ui-giturl.html)
 
-Use the link from 'Clone with HTTP' (for example: https://http://gitlab.passervr.com/passer/unity/humanoidcontrol4_free.git)
+Use the link from 'Clone with HTTP' (for example: https://gitlab.passervr.com/passer/unity/humanoidcontrol4_free.git)
 In this way you can always retrieve the latest version by pressing the `Update` button in the Package Manager.
 
 Optionally, you can use a tag to retrieve a specific version. For example:http://gitlab.passervr.com/passer/unity/humanoidcontrol4_free.git#4.1.0.
@@ -16,7 +16,7 @@ You will find all releases with UnityPackages and links for the Unity Package Ma
 
 Documentation
 =============
-See [PasserVR HumanoidControl Documentation](https://passervr.com/apis/HumanoidControl/Unity/index.html)
+For the latest version of the documentation, see [PasserVR HumanoidControl Documentation](https://passervr.com/apis/HumanoidControl/Unity/index.html)
 
 Video
 =====
diff --git a/Runtime/Tools/Input/Controller.cs b/Runtime/Tools/Input/Controller.cs
index 6a8783b..079e10f 100644
--- a/Runtime/Tools/Input/Controller.cs
+++ b/Runtime/Tools/Input/Controller.cs
@@ -302,131 +302,3 @@ namespace Passer {
     }
 }
 
-/*
-#if PLAYMAKER
-namespace HutongGames.PlayMaker.Actions {
-
-    [ActionCategory("InstantVR")]
-    [Tooltip("Controller input axis")]
-    public class GetControllerAxis : FsmStateAction {
-
-        [RequiredField]
-        [Tooltip("Left or right (side) controller")]
-        public BodySide controllerSide = BodySide.Left;
-
-        [RequiredField]
-        [UIHint(UIHint.Variable)]
-        [Tooltip("Store the direction vector.")]
-        public FsmVector3 storeVector;
-
-        private IVR.ControllerInput controller0;
-
-        public override void Awake() {
-            controller0 = IVR.Controllers.GetController(0);
-        }
-
-        public override void OnUpdate() {
-            IVR.ControllerInputSide controller = (controllerSide == BodySide.Left) ? controller0.left : controller0.right;
-
-            storeVector.Value = new Vector3(controller.stickHorizontal, 0, controller.stickVertical);
-        }
-    }
-
-    [ActionCategory("InstantVR")]
-    [Tooltip("Controller input button")]
-    public class GetControllerButton : FsmStateAction {
-
-        [RequiredField]
-        [Tooltip("Left or right (side) controller")]
-        public BodySide controllerSide = BodySide.Right;
-
-        [RequiredField]
-        [UIHint(UIHint.Variable)]
-        [Tooltip("Controller Button")]
-        public ControllerButton button;
-
-        [UIHint(UIHint.Variable)]
-        [Tooltip("Store Result Bool")]
-        public FsmBool storeBool;
-
-        [UIHint(UIHint.Variable)]
-        [Tooltip("Store Result Float")]
-        public FsmFloat storeFloat;
-
-        [Tooltip("Event to send when the button is pressed.")]
-        public FsmEvent buttonPressed;
-
-        [Tooltip("Event to send when the button is released.")]
-        public FsmEvent buttonReleased;
-
-        private IVR.ControllerInput controller0;
-
-        public override void Awake() {
-            controller0 = IVR.Controllers.GetController(0);
-        }
-
-        public override void OnUpdate() {
-            IVR.ControllerInputSide controller = (controllerSide == BodySide.Left) ? controller0.left : controller0.right;
-
-            bool oldBool = storeBool.Value;
-
-            switch (button) {
-                case ControllerInput.Button.StickButton:
-                    storeBool.Value = controller.stickButton;
-                    storeFloat.Value = controller.stickButton ? 1 : 0;
-                    break;
-                case ControllerInput.Button.Up:
-                    storeBool.Value = controller.up;
-                    storeFloat.Value = controller.up ? 1 : 0;
-                    break;
-                case ControllerInput.Button.Down:
-                    storeBool.Value = controller.down;
-                    storeFloat.Value = controller.down ? 1 : 0;
-                    break;
-                case ControllerInput.Button.Left:
-                    storeBool.Value = controller.left;
-                    storeFloat.Value = controller.left ? 1 : 0;
-                    break;
-                case ControllerInput.Button.Right:
-                    storeBool.Value = controller.right;
-                    storeFloat.Value = controller.right ? 1 : 0;
-                    break;
-                case ControllerInput.Button.Button0:
-                    storeBool.Value = controller.buttons[0];
-                    storeFloat.Value = controller.buttons[0] ? 1 : 0;
-                    break;
-                case ControllerInput.Button.Button1:
-                    storeBool.Value = controller.buttons[1];
-                    storeFloat.Value = controller.buttons[1] ? 1 : 0;
-                    break;
-                case ControllerInput.Button.Button2:
-                    storeBool.Value = controller.buttons[2];
-                    storeFloat.Value = controller.buttons[2] ? 1 : 0;
-                    break;
-                case ControllerInput.Button.Button3:
-                    storeBool.Value = controller.buttons[3];
-                    storeFloat.Value = controller.buttons[3] ? 1 : 0;
-                    break;
-                case ControllerInput.Button.Option:
-                    storeBool.Value = controller.option;
-                    storeFloat.Value = controller.option ? 1 : 0;
-                    break;
-                case ControllerInput.Button.Bumper:
-                    storeBool.Value = controller.bumper > 0.9F;
-                    storeFloat.Value = controller.bumper;
-                    break;
-                case ControllerInput.Button.Trigger:
-                    storeBool.Value = controller.trigger > 0.9F;
-                    storeFloat.Value = controller.trigger;
-                    break;
-            }
-
-            if (storeBool.Value && !oldBool)
-                Fsm.Event(buttonPressed);
-            else if (!storeBool.Value && oldBool)
-                Fsm.Event(buttonReleased);
-        }
-    }
-}
-#endif
-*/
\ No newline at end of file