lib: documentation
docs: add site folder
pkg: [lotus] update to 1.0.x
codecs: [all] change exports for lotus compatibility
agent: [all] upgrade to use lotus 1.0.x
examples: [agent] fix small typos
feedback: [base/mock] convert to new lotus api
Merge branch 'refactor/node10'

* refactor/node10:
  feedback: [base/mock] convert to new lotus api
  examples: [agent] fix small typos
  agent: [all] upgrade to use lotus 1.0.x
  codecs: [all] change exports for lotus compatibility
  pkg: [lotus] update to 1.0.x