Add missing expandAll and collapseAll keys to PropTypes and TypeScript definitions

Author: jakezatecky

src/index.d.ts

@@ -17,6 +17,8 @@ declare module "react-checkbox-tree" {
         uncheck?: JSX.Element;
         halfCheck?: JSX.Element;
         expandClose?: JSX.Element;
+        expandAll?: JSX.Element;
+        collapseAll?: JSX.Element;
         parentClose?: JSX.Element;
         parentOpen?: JSX.Element;
         leaf?: JSX.Element;

src/js/shapes/iconsShape.js

@@ -6,6 +6,8 @@ const icons = PropTypes.shape({
     halfCheck: PropTypes.node,
     expandClose: PropTypes.node,
     expandOpen: PropTypes.node,
+    expandAll: PropTypes.node,
+    collapseAll: PropTypes.node,
     parentClose: PropTypes.node,
     parentOpen: PropTypes.node,
     leaf: PropTypes.node,