Merge from svn://svn.insecure.org/nmap-exp/david/nmap-traceroute. This

brings in a new, faster, parallel version of traceroute.

output.h

@@ -194,6 +194,9 @@ void printserviceinfooutput(Target *currenths);
 
 void printhostscriptresults(Target *currenths);
 
+/* Print a table with traceroute hops. */
+void printtraceroute(Target *currenths);
+
 /* Print a detailed list of Nmap interfaces and routes to
    normal/skiddy/stdout output */
 int print_iflist(void);