chore(node): Update node version to 8x

Closes #15951

.travis.yml

@@ -1,7 +1,7 @@
 language: node_js
 
 node_js:
-  - '6'
+  - '8'
 
 cache:
   directories:

CONTRIBUTING.md

@@ -40,8 +40,8 @@ Working on your first Pull Request? You can learn how from this *free* series [H
 | ------------------------------------------- | ------- |
 | [MongoDB](http://www.mongodb.org/downloads) | `~ ^3`  |
 | [MailHog](https://github.com/mailhog/MailHog) | `~ ^1` |
-| [Node.js](http://nodejs.org)                | `~ ^6`  |
-| npm (comes with Node)                       | `~ ^3`  |
+| [Node.js](http://nodejs.org)                | `~ ^8`  |
+| npm (comes with Node)                       | `~ ^5`  |
 
 > _Updating to the latest releases is recommended_.
 

docker-compose.yml

@@ -13,7 +13,7 @@ services:
         image: mongo:3.2.6
 
     server:
-        image: node:6.2.1
+        image: node:8.9.0
         depends_on:
             - db
         environment:

package.json

@@ -110,7 +110,7 @@
     "react-images": "^0.5.1",
     "react-motion": "~0.4.2",
     "react-no-ssr": "^1.0.1",
-    "react-notification": "https://github.com/BerkeleyTrue/react-notification#freecodecamp",
+    "react-notification": "git+https://github.com/BerkeleyTrue/react-notification.git#freecodecamp",
     "react-pure-render": "^1.0.2",
     "react-redux": "^4.0.6",
     "react-router": "^3.0.0",
@@ -128,7 +128,7 @@
     "rx-dom": "^7.0.3",
     "sanitize-html": "^1.11.1",
     "snyk": "^1.30.1",
-    "store": "https://github.com/berkeleytrue/store.js.git#feature/noop-server",
+    "store": "git+https://github.com/berkeleytrue/store.js.git#feature/noop-server",
     "uuid": "^3.0.1",
     "validator": "^6.0.0"
   },