Installed Surge, fixed compile errors, moved a bunch of external stuff into folder

Assets/External/Pixelplacement/Surge/Spline/Objects/SplineFollower.cs

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+/// <summary>
+/// SURGE FRAMEWORK
+/// Author: Bob Berkebile
+/// Email: bobb@pixelplacement.com
+/// 
+/// Used for easily attaching objects to a spline for inspector usage.
+/// 
+/// </summary>
+
+using UnityEngine;
+using System.Collections;
+
+namespace Pixelplacement
+{
+    [System.Serializable]
+    public class SplineFollower
+    {
+        //Public Variables:
+        public Transform target;
+        public float percentage = -1;
+        public bool faceDirection;
+
+        //Public Properties:
+        public bool WasMoved
+        {
+            get
+            {
+                if (percentage != _previousPercentage || faceDirection != _previousFaceDirection) {
+                    _previousPercentage = percentage;
+                    _previousFaceDirection = faceDirection;
+                    return true;
+                } else {
+                    return false;	
+                }
+            }
+        }
+
+        //Private Variables:
+        float _previousPercentage;
+        bool _previousFaceDirection;
+        bool _detached;
+
+        //Public Methods:
+        public void UpdateOrientation (Spline spline)
+        {
+            if (target == null) return;
+
+            //clamp percentage:
+            if (!spline.loop) percentage = Mathf.Clamp01 (percentage);
+
+            //look in direction of spline?
+            if (faceDirection)
+            {
+                if (spline.direction == SplineDirection.Forward)
+                {
+                    target.LookAt (target.position + spline.GetDirection (percentage));
+                }else{
+                    target.LookAt (target.position - spline.GetDirection (percentage));
+                }
+            }
+
+            target.position = spline.GetPosition (percentage);
+        }
+    }
+}