Add experimental support for gcov (talk to me first!) and some general cleanup and polishing.
Add experimental support for gcov (talk to me first!) and some
general cleanup and polishing.

feld/Varnish-Cache,feld/Varnish-Cache,gquintard/Varnish-Cache,gquintard/Varnish-Cache,gquintard/Varnish-Cache,feld/Varnish-Cache,feld/Varnish-Cache,feld/Varnish-Cache,gquintard/Varnish-Cache