v1.0.0-rc.2

• NEW: Add site-wide search -- #28
• CHANGE: Bundle static assets with Webpack; precompile JS with Babel -- #205
• BREAKING: Remove @preview annotation, split it into distinct @colors, @sizes, @ratios annotations. @colors, @ratios, and @sizes annotations accept optional one-word key argument instead of semicolon-separated key:value arguments. @sizes still accepts style argument, now in curly-brackets ({...}). count argument removed from @ratios annotation -- #206
• CHANGE: @font annotation accepts font name (first argument) without being wrapped in ' or ".