Update year in Version.java

DEVSIX-1028

Author: amedee

kernel/src/main/java/com/itextpdf/kernel/Version.java

@@ -79,7 +79,7 @@ public final class Version {
      * iText Group requests that you retain the iText producer line
      * in every PDF that is created or manipulated using iText.
      */
-    private String iTextVersion = iText + " " + release + " \u00a92000-2016 iText Group NV";
+    private String iTextVersion = iText + " " + release + " \u00a92000-2017 iText Group NV";
 
     /**
      * The license key.