Quick hack to not crash when connected to a node that has less of the chain than we do. Real fix must wait for PeerGroup to land. Resolves issue 44.
Quick hack to not crash when connected to a node that has less of the chain than we do. Real fix must wait for PeerGroup to land. Resolves issue 44.

git-svn-id: 222f534b05ab2d99128b129c3f2ba69c893481ce@143 a743e126-8abc-4207-e589-8f9b47be99bf

xmt/BitcoinJ