Add Popcron.Gizmos license.

Made sure to add the MIT license to their folder.

CVRGizmos/Popcron.Gizmos/Drawers/LineDrawer.cs

@@ -0,0 +1,19 @@
+using UnityEngine;
+
+namespace Popcron
+{
+    public class LineDrawer : Drawer
+    {
+        public LineDrawer()
+        {
+
+        }
+
+        public override int Draw(ref Vector3[] buffer, params object[] args)
+        {
+            buffer[0] = (Vector3)args[0];
+            buffer[1] = (Vector3)args[1];
+            return 2;
+        }
+    }
+}