Misc updates. (#267)

Author: ryan-roemer

.eslintignore

@@ -1 +1,2 @@
 demo/dist
+node_modules

.flowconfig

@@ -1,6 +1,7 @@
 [ignore]
 dist/
 lib/
+es/
 .*/node_modules/fbjs/.*
 .*/node_modules/systemjs-builder/.*
 .*/__tests__/.*

.travis.yml

@@ -3,6 +3,7 @@ language: node_js
 node_js:
   - "4"
   - "6"
+  - "8"
 
 # Use container-based Travis infrastructure.
 sudo: false

src/immutable/index.js

@@ -1,3 +1,4 @@
+// @flow
 import immutableRouterForBrowser from './environment/browser-router';
 import immutableRouterForExpress from './environment/express-router';
 import immutableRouterForHash from './environment/hash-router';