Removed blocking of HUP; CodeDweller::Service doesn't use that signal.

git-svn-id: https://svn.microneil.com/svn/CodeDweller/branches/adeniz_1@44 d34b734f-a00e-4b39-a726-e4eeb87269ab

service.cpp

 
     if ((sigaddset(&signalSet, SIGTSTP) != 0) ||
 	(sigaddset(&signalSet, SIGCONT) != 0) ||
-	(sigaddset(&signalSet, SIGHUP) != 0) ||
 	(sigaddset(&signalSet, SIGTERM) != 0)) {
       perror("Error from sigaddset");
       return(EXIT_FAILURE);