Add a new DNS seed from Chris Decker.

Vouch: Chris is a researcher at ETH Zurich who I have met several times. He has run several useful experiments and analyses on the Bitcoin network.
Address: rename a static ctor method to be more accurate.
Remove some superfluous methods in HDUtils
refactor s/Utils.now().getTime()/Utils.currentTimeMillis()/g
Merge remote-tracking branch 'upstream/master'

Conflicts:
	core/src/main/java/com/google/dogecoin/params/MainNetParams.java