1. Add isDanger prop to support danger style button, remove danger value from buttonType
2. Update docs according to isDanger
3. Add waiting time when close e2e success notice
Change-Id: I87a72ce05f519ce6717f072dc7397f646dfb4ab1
1. Change the component definition to get better extension functionality
2. Add Copyright info to some components
3. Format some codes by prettier plugin
Change-Id: I64f7eb665c85caddcd6cf8b3084e259504c9dee6