phtize all the things

Summary: `pht`ize a whole bunch of strings in rP.

Test Plan: Intense eyeballing.

Reviewers: #blessed_reviewers, epriestley

Reviewed By: #blessed_reviewers, epriestley

Subscribers: hach-que, Korvin, epriestley

Differential Revision: https://secure.phabricator.com/D12797

src/applications/phriction/controller/PhrictionDocumentController.php

@@ -146,7 +146,7 @@ final class PhrictionDocumentController
 
         $core_content = $notice->render();
       } else {
-        throw new Exception("Unknown document status '{$doc_status}'!");
+        throw new Exception(pht("Unknown document status '%s'!", $doc_status));
       }
 
       $move_notice = null;