Removed dependency on Kernel32 in Core

TimeMeasurer.DebugOutput causes error on linux and mac.

Unable to load shared library 'Kernel32.dll' or one of its dependencies.

Author: Veribelll

GraphLayout/MSAGL/Routing/Spline/Bundling/BundleRouter.cs

@@ -92,7 +92,7 @@ protected override void RunInternal() {
                 LayoutAlgorithmSettings.ShowDebugCurves(
                     TightHierarchy.GetAllLeaves().Select(p => new DebugCurve(100, 1, "black", p)).ToArray());*/
                 Status = BundlingStatus.Overlaps;
-                TimeMeasurer.DebugOutput("overlaps in edge bundling");
+                //TimeMeasurer.DebugOutput("overlaps in edge bundling");
                 return;
             }
 
@@ -256,7 +256,7 @@ bool AnalyzeEdgeSeparation() {
                 return true; //we can even enlarge it here
 
             if (es <= 0.02) {
-                TimeMeasurer.DebugOutput("edge bundling can't be executed: not enough free space around obstacles");
+                //TimeMeasurer.DebugOutput("edge bundling can't be executed: not enough free space around obstacles");
                 foreach (var e in regularEdges)
                     e.Curve = null;