1.0.0-beta.5

• Updated ai2html from NYT
• ai2html saves config.yml to project folder instead of src
• ai2html now generates a fallback image for every artboard instead of just the smallest.
• Remove/ignore project src folder. App only uses templates from the app.
• Remove gulp for building embed and new project folders
• Remove s3deploy code, use external library instead
• Add preview.html to deployed files for testing breakpoints and sharing with editors
• Embeds now support oembed and the iframely protocol for embedding. Still experimental.