v0.5.7

* fix(orderedReducer): fix issue which could cause updates of documents already within state to be duplicated (merge done through `map` instead of `unionBy`)
* feat(build): travis deployment now happens with node 10
* feat(deps): [mocha](https://www.npmjs.com/package/mocha), [sinon](https://www.npmjs.com/package/sinon), and [sinon-chai](https://www.npmjs.com/package/sinon-chai), [webpack](https://www.npmjs.com/package/webpack), and [webpack-cli](https://www.npmjs.com/package/webpack-cli) updated

Author: prescottprue

.travis.yml

@@ -27,7 +27,7 @@ deploy:
   email: $NPM_EMAIL
   api_key: $NPM_KEY
   on:
-    node: '9'
+    node: '10'
     branch: 'master'
 
 script: