more lint and tests

Author: jaredgalanis

app/components/import-example.hbs

@@ -5,7 +5,7 @@
       {{#if this.showClipboardSuccessIcon}}
         {{svg-jar 'success' width='24px' height='24px'}}
       {{else}}
-        <CopyButton @text={{concat 'import ' @item " from '" @package "';"}} @success={{this.showSuccess}}>
+        <CopyButton @text={{concat 'import ' @item " from '" @package "';"}} @onSuccess={{this.showSuccess}}>
           {{svg-jar 'copy' width='24px' height='24px'}}
         </CopyButton>
       {{/if}}

app/routes/project-version.js

@@ -1,4 +1,3 @@
-import { action } from '@ember/object';
 import { inject as service } from '@ember/service';
 import Route from '@ember/routing/route';
 import semverCompare from 'semver-compare';