Special configuration file for the simulation can be set

simulation/src/de/c3ma/ollo/mockup/DoFileFunction.java

@@ -43,4 +43,12 @@ public class DoFileFunction extends OneArgFunction {
         this.workingDir = workingDir;
     }
 
+    public String getWorkingDirectory() {
+        if (workingDir != null) {
+            return workingDir.getAbsolutePath();
+        } else {
+            return null;
+        }
+    }
+
 }

simulation/src/de/c3ma/ollo/mockup/ui/WS2812Layout.java

@@ -172,7 +172,7 @@ public class WS2812Layout extends JFrame {
             } else {
                 sb.append("" + this.getText());
             }
-            sb.append(Integer.toHexString(this.getForeground().getRed()) + 
+            sb.append("|" + Integer.toHexString(this.getForeground().getRed()) + 
                     " " + Integer.toHexString(this.getForeground().getGreen()) +
                     " " + Integer.toHexString(this.getForeground().getBlue()));