rebootstrap works
Merge branch 'demo' of https://github.com/weeeeeew/GDCN into demo
Merge branch 'demo' of https://github.com/weeeeeew/GDCN into demo
Merge branch 'demo' of https://github.com/weeeeeew/GDCN into demo
Merge branch 'demo' of https://github.com/weeeeeew/GDCN into demo
merged
lowered hashcash difficulty for demo