Placeholder

Merge branch 'master' into cg-auto-docs (e16ccb4)

Better redirects and move content to docs/data (b6c9858)

easier conditional (15b4319)

remove uuid from placeholder keys (7c78144)

Remove import statements from readme's so they can be automatically generated (1c3aafe)

Update markdown styles and readme content (df6040c)

Move frontmatter descriptions to the component files (f51a4a6)

Remove prop tables from readmes (334e9bc)

Format the docs (30c6cb5)

Merge pull request #622 from web/cg-docs-update Update README, CONTRIBUTING, and component docs (0d45ceb)

Add remaining READMEs (356869d)

Add readme to placeholder (8190e1e)

implement border radii as tokens and global helpers #623 (69aecca)

Added the placeholder component to the live component list (94a5fa4)

Minor fixes and enhancements for placeholder (1193e12)

added placeholder support for the two main cards (6954735)

Update docs (e1ae3fd)

Add height prop and fix uid errot on placeholder (8cf2e1b)

Update placeholder colors and add examples (e6dfa88)

Add overlay prop to placeholder (2213011)

Remove height prop and update docs (492af10)

Updates the placeholder component (cd2151b)

Add placeholder component (887c413)