ce@v1.0

• Add CouchDB adapter specification - #542
• run the linter
• "Stand-alone event format" instead of "in-memory format" - #538
• Clarify interoperability of extensions - #508
• adding contrib entry
• another try at clarifying kafka
• fix minor typos
• if 521 and 529 go in, then rename for consistency
• Adjust AMQP spec to changes in #521 - #529
• Reword SDK.md to be more general. - #495
• Clarify meaning of missing datacontentype.
• Remove lower-case restriction, lint. - #522
• remove bad link for now
• Fixing link, using more consistent mark-up
• Update contributors.md
• Removed statement about denial
• adding myself to contributors.md
• Fix typo s/compliment/complement/
• fix double word
• remove wrong text, lint.
• Update example for 'application/avro' content