Merge pull request #337 from draperunner/fix-named-export-constants

Fix named export of constants through index (fix breaking change in 2.0.1)

src/index.ts

@@ -159,6 +159,8 @@ export function requestNotifications(
 
 export * from './types';
 
+export {PERMISSIONS, RESULTS} from './constants';
+
 export default {
   PERMISSIONS,
   RESULTS,