Update core-object

Author: lukemelia

package.json

@@ -19,7 +19,7 @@
   "dependencies": {
     "aws-sdk": "^2.6.12",
     "chalk": "^1.0.0",
-    "core-object": "^2.0.0",
+    "core-object": "^3.1.5",
     "ember-cli-deploy-plugin": "^0.2.2",
     "lodash": "^4.17.4",
     "mime": "^2.3.1",

yarn.lock

@@ -1928,12 +1928,6 @@ core-object@2.0.6:
   dependencies:
     chalk "^1.1.3"
 
-core-object@^2.0.0:
-  version "2.1.1"
-  resolved "https://registry.yarnpkg.com/core-object/-/core-object-2.1.1.tgz#4b7a5f1edefcb1e6d0dcb58eab1b9f90bfc666a8"
-  dependencies:
-    chalk "^1.1.3"
-
 core-object@^3.1.5:
   version "3.1.5"
   resolved "https://registry.yarnpkg.com/core-object/-/core-object-3.1.5.tgz#fa627b87502adc98045e44678e9a8ec3b9c0d2a9"