Breaking Changes Addon-centered: Add special entry-points for Vue and React (#5296) Features CLI: new add command (#4236) UI: set the document title when navigating stories (#5277) Bug Fixes Addon-a11y: RE-ADD deprecated 'configureA11Y' for backwards compatibility (#5302) UI: FIX navgition issue for file:// URLs (#5295) UI: FIX merge mutation (#5300) Core: FIX issue where webpack process would hang when manager build failed (#5290)