Resolves store extending EmberObject deprecation

Author: andsmedeiros

test-app/ember-cli-build.js

@@ -15,6 +15,11 @@ module.exports = function (defaults) {
         watching: ['ember-pouch'],
       }),
     },
+    emberData: {
+      deprecations: {
+        DEPRECATE_STORE_EXTENDS_EMBER_OBJECT: false,
+      }
+    },
   });
 
   return maybeEmbroider(app);