v1.4.0

This version

• Extend Theming support
• Memoize theme so it does not merge on every re-render
• Add Theme demo examples

Breaking change

• default theme contextMenu theme was moved out of the `header https://github.com/jbetancur/react-data-table-component/blob/61e6915e44f8afe47987905bd6caff402a9c47fd/src/themes/default.js#L13

Fixed in 1.3.0 (catching up release notes)

• Memoize sorting Closes #65
• Cleans up superfluous state props
• fix decorate columns - was not being called. decorate columns mainly assigns unique keys to columns items
• fix context header animations