EIP-2477: Non-Fungible Token Metadata Integrity.md (#2477)
* Create eip-xxxx-Non-Fungible Token Metadata Integrity.md
* Update EIP number
* Update eip-2477.md
* Add coauthor, with permission
* Add wording updates from @coinfork
* Fix spelling
* Specify parameter storage
* Qualify: nearly every implementation we have found is using Uniform Resource Locators
* Add rationale for separate data field
* Justify need for schema integrity
* Remove "non-fungible" limiting word, make more general
* Add reference to The Sandbox
GitHub Diff