Adds entries for NIIIFTY and web3.storage requested in https://github.com/ipfs/ipfs-docs/pull/1585 as entries in /concepts/usage-ideas-examples instead of separate pages in \how-to (wrong place for this kind of content) as the original PR implemented. Also removes a few outdated entries IDed by busted links.
Supersedes https://github.com/ipfs/ipfs-docs/pull/1585
What this PR does:
Adds entries for NIIIFTY and web3.storage requested in https://github.com/ipfs/ipfs-docs/pull/1585 as entries in
/concepts/usage-ideas-examplesinstead of separate pages in\how-to(wrong place for this kind of content) as the original PR implemented. Also removes a few outdated entries IDed by busted links.