Expand typeahead document copy

Summary: Seems reasonable? At least, it always matches however a user might think about documents (app or document). Unclear if "Diffusion" for example, are actually needed.

Test Plan: tested searching for "phriction", "wiki", "document", etc.

Reviewers: epriestley

Reviewed By: epriestley

Subscribers: Korvin, epriestley

Differential Revision: https://secure.phabricator.com/D12577

src/applications/phriction/phid/PhrictionDocumentPHIDType.php

@@ -5,7 +5,7 @@ final class PhrictionDocumentPHIDType extends PhabricatorPHIDType {
   const TYPECONST = 'WIKI';
 
   public function getTypeName() {
-    return pht('Wiki Document');
+    return pht('Phriction Wiki Document');
   }
 
   public function getPHIDTypeApplicationClass() {