v1.8.0

What's Changed

• ci: uci/delete-templates by @web3-bot in #62
• ci: uci/copy-templates by @web3-bot in #63
• ci: uci/copy-templates by @web3-bot in #64
• fix: proper tsize encoding in sharded files by @rvagg in #65
• files returned from unixfsnode should be traversable to their substrate by @willscott in #67
• fix: add cross-impl shard test by @rvagg in #66

Full Changelog: v1.7.4...v1.8.0