Typo and clarifications

Author: westmark

README.md

@@ -7,9 +7,16 @@ Either clone this repo, or download the latest \*.unitypackage from releases.
 
 Add the `OutlinePostEffect` to your main camera. Drag and drop the two shaders `DrawSimple` and `PostOutline` to their respective receptors on the newly added `OutlinePostEffect` component.
 
+## Caveats
+
+* Currently the outline renders on top of everything else
+* There is no way(that I know of) to configure the outline width
+
+If you know how to fix any of the above(and make it configurable) I would love a PR.
+
 ## Credits
 
-All credits for this work goes to the participants in the following thread on the Unity3D forums:
+All credit for this work goes to the participants in the following thread on the Unity3D forums:
 
 https://forum.unity.com/threads/can-we-use-new-unity-5-5-editor-outline-in-game.445885/