trouble gets failed back without VCL involvement.

Fixes	#1367

Almost pinpointed by Martin using Valgrind.

the two sess-> suckaddrs.

92 bytes of struct sess.

which return VCL_IP

record with timing info about the fetch.

Submitted by: Geoff Simmons @ UPLEX

RFC-compliant.

Fixes #1356

Fixes #1363

Thanks to James Pearson for the suggestion.

Fixes #1357

UTF-8 BOM's at the start of an ESI-object.

Notice that the removal only happens if the file is actually ESI
processed on delivery, so to get BOM removal for non-XML files,
you may have to disable the XML test and insert a dummy ESI directive
such as <esi:remove>BOMs Be Gone!<esi:remove/> or similar.

Fixes   #1355

If the short description of a log record contains the string
"(unused)" it will not be listed in the documentation.