Remove noisy "no responses for query with questions" log message.

[gonzojive]

No description provided.

[nathan-osman]

👍

[ryanuber]

Hmm, this seems like a useful warning message to me, but our use of this library is very minimal. What are the common ways that this is triggered for you guys?

[nathan-osman]

I just get a ton of (what appear to be) empty queries:

2015/06/09 21:56:18 no responses for query with questions: 
2015/06/09 21:56:24 no responses for query with questions: 
2015/06/09 21:56:25 no responses for query with questions:
...

[gonzojive]

This is typically triggered by computers on the LAN looking for mDNS services. On a LAN with many computers, this leads to a lot of debug output.

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