Fixed copyright year in experiment engine help output

Author: DavidBerdik

src/com/jgaap/backend/CLI.java

@@ -142,7 +142,7 @@ public static void main(String[] args) throws Exception {
 				helpFormatter.printHelp(
 								"jgaap -c [canon canon ...] -es [event] -ec [culler culler ...] -a [analysis] <-d [distance]> -l [file] <-s [file]>",
 								"Welcome to JGAAP the Java Graphical Authorship Attribution Program.\nMore information can be found at http://jgaap.com",
-								options, "Copyright 2013 Evaluating Variation in Language Lab, Duquesne University");
+								options, "Copyright " + JGAAPConstants.YEAR + " Evaluating Variation in Language Lab, Duquesne University");
 			} else {
 				List<Displayable> list = new ArrayList<Displayable>();
 				if (command.equalsIgnoreCase("c")) {