Added checksum correction and infos panel

Author: JeanLucPons

Diff for: CarItem.java

@@ -0,0 +1,19 @@
+package DTCController;
+
+public class CarItem {
+
+  CarItem(String name,String software,String ecuRef) {
+    this.name = name;
+    this.software = software;
+    this.ecuRef = ecuRef;
+  }
+  String name;
+  String software;
+  String ecuRef;
+
+  @Override
+  public String toString() {
+    return software + ":" + name + " (" + ecuRef + ")";
+  }
+
+}