Release a new version of Notary V2 specification

[iamsamirzon]

It's time to release a new version of the Notary v2 spec

• [ ] Decide on main commit for this release
• [ ] Decide on a tag name for this release
• [ ] Cut branch named with the tag name based on agreed upon main commit
• [ ] Cut a tag

@gokarnm @dtzar @SteveLasker @FeynmanZhou @shizhMSFT @yizha1