Disallow auxpow parent blocks that have auxpow themselves.
Re-add miniupnpc path, cleaner EasyWinBuilder mod
Merge pull request #196 from phelixnmc/readdminiupnpcpath

net.cpp: Re-add miniupnpc path
Merge pull request #197 from domob1812/txversion

Add stricter check for Namecoin tx version.
Merge pull request #199 from domob1812/strict-auxpow

Disallow auxpow parent blocks that have auxpow themselves.