Add extra export to work with react-native's bundler

Author: hesselbom

Diff for: package.json

@@ -1,6 +1,6 @@
 {
   "name": "crdtmap",
-  "version": "0.1.1",
+  "version": "0.1.2",
   "license": "MIT",
   "main": "./dist/crdtmap.cjs",
   "scripts": {

Diff for: rollup.config.js

@@ -15,5 +15,21 @@ export default [
       resolve({ browser: true }),
       commonjs()
     ]
+  },
+
+  // Add .js to work with react-native
+  {
+    input: 'src/index.js',
+    output: {
+      name: 'CrdtMap',
+      file: 'dist/crdtmap.cjs.js',
+      format: 'cjs',
+      sourcemap: true,
+      exports: 'default'
+    },
+    plugins: [
+      resolve({ browser: true }),
+      commonjs()
+    ]
   }
 ]