Add exports.types (#32)

Add exports.types

Author: goto-bus-stop

.gitignore

@@ -1 +1,3 @@
 node_modules
+yarn.lock
+package-lock.json

package.json

@@ -25,7 +25,11 @@
     "test:browsers:local": "npm run test:browsers -- --local"
   },
   "dependencies": {
-    "inherits": "2.0.3"
+    "inherits": "2.0.3",
+    "is-arguments": "^1.0.4",
+    "is-generator-function": "^1.0.7",
+    "object.entries": "^1.1.0",
+    "safe-buffer": "^5.1.2"
   },
   "license": "MIT",
   "devDependencies": {