Add EIP-6120: Universal Token Router (#6120)
* add templater EIP
* fill in informations
* spec action and interface
* update specs
* Reference Implementation and Usage Samples
* <TBD> quote
* EVM-compatible networks
* more code comments
* update Abstract
* autho email in angle brackets
* correct the description
* address PR comments
* asign EIP number
* code formats
* rename title and address PR comments
* add discussions topic URL
* eipw: markdown-link-first
* correct the Output Action number for verification
* remove iface in js code
* Apply suggestions from code review
* add some motivation texts and update new reference implementation
* RFC 2119 keywords
* add some security related contents
* rename all 'Universal Router' to 'Universal Token Router'
* update new specs
* fix the optional output execution and texts
* remove unused UniswapV2Helper01.swapTokensForExactTokens function
* update style and correct typos
* completely rewritten
* status: Review
* address CI issues
* some text for clarification
* address CI issues
GitHub Diff