Found some missing icons

Summary: Did a more exhaustive grep on setIcon and found 99.9% of the icons.

Test Plan: I verified icon names on UIExamples, but unable to test some of the more complex flows visually. Mostly a read and replace.

Reviewers: epriestley

Reviewed By: epriestley

Subscribers: epriestley, Korvin, hach-que

Differential Revision: https://secure.phabricator.com/D9088

src/applications/diffusion/controller/DiffusionRepositoryEditMainController.php

@@ -1098,7 +1098,7 @@ final class DiffusionRepositoryEditMainController
 
       $item->addAction(
         id(new PHUIListItemView())
-          ->setIcon('delete')
+          ->setIcon('fa-times')
           ->setHref($delete_uri)
           ->setWorkflow(true));