Triangle: Rephrase containsPoint() docs

docs/api/math/Triangle.html

@@ -79,9 +79,7 @@
 		<div>
 		[page:Vector3 point] - [page:Vector3] to check.<br /><br />
 
-		Returns true if the passed vector is within the triangle in
-		[link:https://en.wikipedia.org/wiki/Barycentric_coordinate_system barycentric coordinates]
-		(the vector is projected onto the plane of the triangle before checking containment).
+		Returns true if the passed point lies within the triangle, when projected onto the plane of the triangle.
 		</div>
 
 		<h3>[method:Triangle copy]( [page:Triangle triangle] )</h3>