make sure varnishd is running and trackrdrd is
                        not already running

           an RPM for Varnish)

           it with the data

           everything in BUILDROOT

           cannot run trackrdrd unless Varnish libs are installed

           because it contains the version/revision number (always changes)

           output of the version/revision string in the log)

           main thread uses signal (not broadcast) to wake up a thread
           waiting for data
vcl:       unsetting cookie in 204 response (needs to be anonymized)

worker threads

           (fixes the last commit)

           attempt to make AMQ_Worker destructor more robust
           shutdown call for the monitor thread

vcl: 204 response fetched from ts-processor and cached
mock-processor: generate the 204 response, name changed to ts-processor

           Mutexing increment of tbl.open after ReqStart
vcl: do not log the URL /ts-rcv

creates a synthetic empty response for *all* 204 responses created
by VCL

track_vcl.inc: using the http_ prefix for HTTP headers (fully spelled like the header), logging X-Real-IP

Updated monitoring stats for MQ sends or fails, mutexing stats updates

to which the second arg of pthread_join points be allocated from outside
the thread, not from within the thread.