* Exported `NewValidator`
Previously, we had `newValidator` as a private function. This PR exports this function so that validation can be done independently of parsing the claim.
* Updated MIGRATION_GUIDE.md after changes to Token and Parser
* Updated doc
* Cleanup of README and refer to project page
* Update MIGRATION_GUIDE.md
Co-authored-by: Michael Fridman <mf192@icloud.com>
* Wrapping markdown files at 80
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Co-authored-by: Michael Fridman <mf192@icloud.com>