pht() for Settings

Test Plan:
did a run with ALL CAPS through `/settings/` and subpages. This includes changing (and forgetting) my password.

Did not test the following:

 - LDAP

Reviewers: epriestley, btrahan, chad

Reviewed By: chad

CC: aran, Korvin

Differential Revision: https://secure.phabricator.com/D5174

src/applications/settings/controller/PhabricatorSettingsMainController.php

@@ -54,9 +54,11 @@ final class PhabricatorSettingsMainController
         continue;
       }
       if (!empty($result[$key])) {
-        throw new Exception(
-          "Two settings panels share the same panel key ('{$key}'): ".
-          get_class($panel).', '.get_class($result[$key]).'.');
+        throw new Exception(pht(
+          "Two settings panels share the same panel key ('%s'): %s, %s.",
+          $key,
+          get_class($panel),
+          get_class($result[$key])));
       }
       $result[$key] = $panel;
     }