Disable ember/no-get

Since we still support Ember < 3.1 (where CP's got a getter by default)
we cannot avoid using `this.get`/`Ember.get`.

Author: Robert Jackson

.eslintrc.js

@@ -21,7 +21,8 @@ module.exports = {
     browser: true
   },
   rules: {
-    'ember/no-jquery': 'error'
+    'ember/no-jquery': 'error',
+    'ember/no-get': 'off',
   },
   overrides: [
     // node files