[Varnish] #1382: varnishncsa prints nulls as part of request string

[Varnish]

#1382: varnishncsa prints nulls as part of request string
--------------------+-----------------------------
 Reporter:  scoof   |      Owner:
     Type:  defect  |     Status:  new
 Priority:  normal  |  Milestone:  Varnish 4.0-TP1
Component:  build   |    Version:
 Severity:  normal  |   Keywords:
--------------------+-----------------------------
 4.0tp1 varnishncsa out as seen by less:
 172.22.51.1 - - [09/Dec/2013:11:13:13 +0100] "GET^@
 http://localhost/favicon.ico^@ HTTP/1.1^@" 200^@ 0^@ "-" "-"

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Ticket URL: <https://www.varnish-cache.org/trac/ticket/1382>
Varnish <https://varnish-cache.org/>
The Varnish HTTP Accelerator