Doc fixes

READMEs:
 - Installing again the once-installed README.rst and README.packaging

VCLs:
- A non-commented version of builtin.vcl is not installed into
/usr/share/doc/varnish/examples anymore.

debian/varnish.docs

+README*
 doc/changes.rst
 # previously in varnish-doc
 doc/html

debian/varnish.examples

-bin/varnishd/builtin.vcl

redhat/varnish.spec

@@ -127,6 +127,7 @@ rm -rf %{buildroot}
 %{_unitdir}/*
 %exclude %{_datadir}/%{name}/vmodtool*
 %exclude %{_datadir}/%{name}/vsctool*
+%doc README*
 %doc LICENSE
 %doc doc/html
 %doc doc/changes*.html