Merge branch '32-html-proofs' into 'develop'

_data/apidefinitions/follow_api.yml

_glossary/api.md

_glossary/chain_basics.md

_glossary/governance.md

_glossary/market.md

_glossary/transactions.md

_resources/client_libs.md

_resources/developeradvocate.md

_resources/hive_keychain.md

_resources/hivesigner_libs.md

_resources/overview.md

_resources/tools.md

_resources/whitepaper.md

_services/dhf.md

_services/hive.blog.md

_services/hivesigner.md

_services/imageHoster.md

_services/jussi.md

_tutorials-javascript/submit_comment_reply.md

_tutorials-javascript/vote_on_content.md