Add support for mdns txt records
Update to the latest version of mdnsresponder. This removes
the unused sethostname calls.

Change-Id: I6cf5b77652e12914163cadf797df67cbed162bf5
Incorrect memset parameters

Memset parameters swapped

Change-Id: I528c1f6de344447d3c43d89c1dd4cd87e1c5c5a7