Fixed up code quality to pass percritic

awit-ssh

@@ -433,6 +433,8 @@ sub logger
 
 
 	printf(STDERR '%-7s: '.$arg1.color('reset')."\n",$level,@args);
+
+	return;
 }
 
 
@@ -440,6 +442,8 @@ sub logger
 sub displayVersion
 {
 	print("Version: $VERSION\n");
+
+	return;
 }
 
 
@@ -457,6 +461,8 @@ Usage: $0 <options> [USER@]HOST
     Port Knocking:
       --knock HOST:PORT                  Port knock a host to get access.
 EOF
+
+	return;
 }