add comment to dns package (#1545)

This commit is contained in:
lyuxuan
2017-09-28 15:34:53 -07:00
committed by GitHub
parent 8214c28a62
commit 8843b88fac

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@ -16,6 +16,8 @@
*
*/
// Package dns implements a dns resolver to be installed as the default resolver
// in grpc.
package dns
import (