update TextBatch Add call

lib/WellspringCS

@@ -1 +1 @@
-Subproject commit 9d62a80dc7d5f339d5384bfb4d2954087151409c
+Subproject commit 6e9879505978c6a7f05bc8ee1145587703ede0bf

src/Graphics/Font/TextBatch.cs

@@ -45,10 +45,7 @@ namespace MoonWorks.Graphics.Font
 
 		public unsafe bool Add(
 			string text,
-			float x,
-			float y,
 			int pixelSize,
-			float depth,
 			Color color,
 			HorizontalAlignment horizontalAlignment = HorizontalAlignment.Left,
 			VerticalAlignment verticalAlignment = VerticalAlignment.Baseline
@@ -64,12 +61,9 @@ namespace MoonWorks.Graphics.Font
 			{
 				System.Text.Encoding.UTF8.GetBytes(chars, text.Length, StringBytes, byteCount);
 
-				var result = Wellspring.Wellspring_Draw(
+				var result = Wellspring.Wellspring_AddToTextBatch(
 					Handle,
-					x,
-					y,
 					pixelSize,
-					depth,
 					new Wellspring.Color { R = color.R, G = color.G, B = color.B, A = color.A },
 					(Wellspring.HorizontalAlignment) horizontalAlignment,
 					(Wellspring.VerticalAlignment) verticalAlignment,