Toolbar API review updates, overflowMode -> inlineMenu, drawer -> menu
Adding extraClass property to Toolbar to support styling overflow menu
Cache public d.ts locally to avoid dependency problems.
Fix #629
Fallback animation for indeterminate progress. #610
Update package.json

Fixes #571

Also stub out require-json in modular builds.
test hacks
Merge branch 'master' into AmazingJaze/listviewstriping