git format-patch - add protection wrapper around detail module

[Alan DeKok]

Alan Buxey wrote:
> attached patch means that the detail module doesnt
> get poisoned as much by packets that it doesnt like

  Except the detail file doesn't care.  The *sql* module cares.

  Maybe it's better to have a sample policy called "detail_for_sql".  It
can hold all of the logic for *not* writing to the detail file.

  Alan DeKok.