Refactor Movie index to use react-window

frontend/src/Components/Link/IconButton.js

@@ -38,11 +38,13 @@ function IconButton(props) {
 }
 
 IconButton.propTypes = {
+  ...Link.propTypes,
   className: PropTypes.string.isRequired,
   iconClassName: PropTypes.string,
   kind: PropTypes.string,
   name: PropTypes.object.isRequired,
   size: PropTypes.number,
+  title: PropTypes.string,
   isSpinning: PropTypes.bool,
   isDisabled: PropTypes.bool
 };

frontend/src/Components/Link/SpinnerIconButton.js

@@ -23,6 +23,8 @@ function SpinnerIconButton(props) {
 }
 
 SpinnerIconButton.propTypes = {
+  ...IconButton.propTypes,
+  className: PropTypes.string,
   name: PropTypes.object.isRequired,
   spinningName: PropTypes.object.isRequired,
   isDisabled: PropTypes.bool.isRequired,