Merge pull request #103 from VanTanev/improve-default-props-example

[Basic] Improve the class component defaultProps example

README.md

@@ -445,7 +445,7 @@ export class Greet extends React.Component<Props> {
  const { name } = this.props;
  return <div>Hello ${name.toUpperCase()}!</div>;
  }
- static defaultProps = { name: 'world' };
+ static defaultProps: Partial<Props> = { name: 'world' };
 }
 
 // Type-checks! No type assertions needed!