pyLDNS: Updated version identifier in documentation to 1.7.0.
pyLDNS: Updated version identifier in documentation to 1.7.0.

gegenschall/ldns,threatstack/libldns,threatstack/libldns,benlaurie/ldns,gegenschall/ldns,NLnetLabs/ldns,threatstack/libldns,benlaurie/ldns,gegenschall/ldns,NLnetLabs/ldns,benlaurie/ldns,NLnetLabs/ldns,benlaurie/ldns,gegenschall/ldns,NLnetLabs/ldns,threatstack/libldns,threatstack/libldns