build(node-8): bumped to the latest lts

Author: travi

Diff for: .nvmrc

@@ -1 +1 @@
-v7.0.0
+v8.9.4

Diff for: .travis.yml

@@ -2,6 +2,8 @@ language: node_js
 notifications:
   email: false
 after_install: npm ls >/dev/null
+before_script: npm run greenkeeper:update-lockfile
+after_script: npm run greenkeeper:upload-lockfile
 after_success:
   - npm run coverage:report
   - npm run semantic-release

Diff for: package.json

@@ -22,7 +22,9 @@
     "commitmsg": "validate-commit-msg",
     "precommit": "npm test",
     "presemantic-release": "npm run build",
-    "semantic-release": "semantic-release pre && npm publish && semantic-release post"
+    "semantic-release": "semantic-release pre && npm publish && semantic-release post",
+    "greenkeeper:update-lockfile": "greenkeeper-lockfile-update",
+    "greenkeeper:upload-lockfile": "greenkeeper-lockfile-upload"
   },
   "repository": {
     "type": "git",
@@ -63,6 +65,7 @@
     "good": "7.3.0",
     "good-console": "6.4.1",
     "good-squeeze": "5.0.2",
+    "greenkeeper-lockfile": "1.12.0",
     "hapi": "16.6.2",
     "hapi-mustache": "0.0.1",
     "husky": "0.15.0-beta.2",