[Varnish] #722: Director cleanup issue on vcl.discard

[Varnish]

#722: Director cleanup issue on vcl.discard
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 Reporter:  phk       |       Owner:  phk  
     Type:  defect    |      Status:  new  
 Priority:  normal    |   Milestone:       
Component:  varnishd  |     Version:  trunk
 Severity:  normal    |    Keywords:       
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 We don't clean up directors and the backends they depend on in the right
 order in the compiled VGC_Fini() function.

 May cause panic.

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Ticket URL: <http://varnish-cache.org/ticket/722>
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