Fixed missing verbose usage option

Author: BenjaminSoelberg

README.md

@@ -4,7 +4,7 @@
 
 A little *Java Forensics Toolkit* that can dump all loaded classes within a JVM
 ```
-usage: java -jar JavaForensicsToolkit.jar [-e] [-d destination.jar] [-f filter]... [-x] <pid>
+usage: java -jar JavaForensicsToolkit.jar [-v] [-e] [-d destination.jar] [-f filter]... [-x] <pid>
 
 options:
 -v	verbose agent logging

src/main/java/io/github/benjaminsoelberg/jft/ClassDumper.java

@@ -93,7 +93,7 @@ private static String getHeader() {
     }
 
     private static void showUsage() {
-        System.out.println("usage: java -jar JavaForensicsToolkit.jar [-e] [-d destination.jar] [-f filter]... [-x] <pid>");
+        System.out.println("usage: java -jar JavaForensicsToolkit.jar [-v] [-e] [-d destination.jar] [-f filter]... [-x] <pid>");
         System.out.println();
         System.out.println("options:");
         System.out.println("-v\tverbose agent logging");