presenter-keys goes ESM

• Update name with @defaude namespace 61cb96e
• Fix repo ref (for the time being - the repo will be renamed later) de78aa3
• Update R800 reference URL 1f04c9e
• Merge pull request #1 from defaude/rewrite 7ab8a85
• Full rewrite 8282de4
• added comments to key codes b8128f3

1.0.3...v2.0.0