ENH: Create collections (#38)

Fixes #35

app/serializers/application.js

@@ -0,0 +1,10 @@
+import Ember from 'ember';
+import DS from 'ember-data';
+
+const { JSONAPISerializer } = DS;
+
+export default JSONAPISerializer.extend({
+  payloadTypeFromModelName(modelName) {
+    return modelName.split('-').map(key => Ember.String.capitalize(key)).join('');
+  }
+});