MAINT: Upgrade ember to 2.14 (#10)

config/environment.js

@@ -1,9 +1,10 @@
-/* jshint node: true */
+/* eslint-env node */
+'use strict';
 
 module.exports = function(environment) {
-  var ENV = {
+  let ENV = {
     modulePrefix: 'ccdb-web',
-    environment: environment,
+    environment,
     rootURL: '/',
     locationType: 'auto',
     EmberENV: {

config/targets.js

@@ -0,0 +1,9 @@
+/* eslint-env node */
+module.exports = {
+  browsers: [
+    'ie 9',
+    'last 1 Chrome versions',
+    'last 1 Firefox versions',
+    'last 1 Safari versions'
+  ]
+};