Merge pull request #105 from kiwiupover/drop-node-6-add-new-node-versions

Dropping test support for node 4 and 6 and adding node 8, 10, 12 and stable

Author: kratiahuja

.travis.yml

@@ -1,9 +1,9 @@
 language: node_js
 node_js:
   - "stable"
-  - "6"
-  - "8"
+  - "12"
   - "10"
+  - "8"
 
 env:
   - CXX=g++-4.8 WORKER_COUNT=2

package.json

@@ -11,7 +11,7 @@
     "url": "git+https://github.com/ember-fastboot/fastboot-app-server.git"
   },
   "engines": {
-    "node": "^4.5 || 6.* || >= 7.*"
+    "node": "8.* || 10.* || >= 12.*"
   },
   "keywords": [
     "ember",