chore(package): update ember-resolver to version 8.0.0

Closes #9

Author: greenkeeper[bot]

package.json

@@ -46,7 +46,7 @@
     "ember-get-config": "^0.2.4",
     "ember-i18n": "^5.1.0",
     "ember-load-initializers": "^1.0.0",
-    "ember-resolver": "^4.0.0",
+    "ember-resolver": "^8.0.0",
     "ember-scroll-to": "^0.6.4",
     "ember-source": "~2.18.0",
     "ember-truth-helpers": "^2.0.0",