Disabled the stdout printing in the string logger for old castor code.

tapeserver/castor/log/StringLogger.cpp

@@ -231,7 +231,7 @@ void castor::log::StringLogger::reducedSyslog(std::string msg)
   m_log << msg << std::endl;
   
   // Temporary hack: also print them out:
-  printf (msg.c_str());
+  // printf (msg.c_str());
 
   // Leave critical section.
   pthread_mutex_unlock(&m_mutex);