Readme update for DotColor

README.md

@@ -25,8 +25,8 @@ var myNode = new DotNode()
     .WithIdentifier("MyNode")
     .WithShape(DotNodeShape.Ellipse)
     .WithLabel("My node!")
-    .WithFillColor(Color.Coral)
-    .WithFontColor(Color.Black)
+    .WithFillColor(DotColor.Coral)
+    .WithFontColor(DotColor.Black)
     .WithStyle(DotNodeStyle.Dotted)
     .WithWidth(0.5)
     .WithHeight(0.5)
@@ -48,8 +48,8 @@ var myEdge = new DotEdge()
     .To(node2)
     .WithArrowHead(DotEdgeArrowType.Box)
     .WithArrowTail(DotEdgeArrowType.Diamond)
-    .WithColor(Color.Red)
-    .WithFontColor(Color.Black)
+    .WithColor(DotColor.Red)
+    .WithFontColor(DotColor.Black)
     .WithLabel("My edge!")
     .WithStyle(DotEdgeStyle.Dashed)
     .WithPenWidth(1.5);
@@ -67,7 +67,7 @@ var mySubGraph = new DotSubGraph().WithIdentifier("cluster_0");
 // Create a subgraph with attributes (only used for cluster)
 var mySubGraph = new DotSubGraph()
     .WithIdentifier("cluster_0")
-    .WithColor(Color.Red)
+    .WithColor(DotColor.Red)
     .WithStyle(DotSubGraphStyle.Dashed)
     .WithLabel("My subgraph!");