* Don't add OPT RR to non-EDNS0 queries
Signed-off-by: Patrick W. Healy <phealy@phealy.com>
Signed-off-by: Patrick W. Healy <patrick.healy@microsoft.com>

* Update plugin/bufsize/README.md
Co-authored-by: Chris O'Haver <cohaver@infoblox.com>
Signed-off-by: Patrick W. Healy <patrick.healy@microsoft.com>
Co-authored-by: Chris O'Haver <cohaver@infoblox.com>