Remove @group annotations

Summary: I'm pretty sure that `@group` annotations are useless now... see D9855. Also fixed various other minor issues.

Test Plan: Eye-ball it.

Reviewers: #blessed_reviewers, epriestley, chad

Reviewed By: #blessed_reviewers, epriestley

Subscribers: epriestley, Korvin, hach-que

Differential Revision: https://secure.phabricator.com/D9859

src/applications/conpherence/controller/ConpherenceNewController.php

@@ -1,8 +1,5 @@
 <?php
 
-/**
- * @group conpherence
- */
 final class ConpherenceNewController extends ConpherenceController {
 
   public function processRequest() {
@@ -99,4 +96,5 @@ final class ConpherenceNewController extends ConpherenceController {
 
     return id(new AphrontDialogResponse())->setDialog($dialog);
   }
+
 }