0.12.0

• Rewrote and simplified base HTML and CSS to adhere to BEM.
• Improved HTML hierarchy and accessibility.
• Added Spectre.css as a CSS framework option during install.
• Added cache busting to assets such as images and fonts referenced in scripts and styles. Please check out the new Theme\Assets::getAssetUri() method if you need to reference assets in the dist/ directory server-side.
• Reorganized dist/ files slightly.
• Fixed PostCSS processing being run too early.
• Fixed Gutenberg font sizes not being passed correctly in PHP.
• Renamed the internal start script as it was not meant for direct use.
• Various minor project infrastructure improvements.