[#9489] added invisible search label

Contributed by Romano Licker.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@7677 e93f8b46-1217-0410-a6f0-8f06a7374b81

config/locales/de.yml

@@ -1000,5 +1000,6 @@ de:
   label_diff: diff
   text_git_repository_note: Repository is bare and local (e.g. /gitrepo, c:\gitrepo)
 
+  description_search: Suchfeld
   description_project_scope: Suchbereich
 

config/locales/en.yml

@@ -978,4 +978,5 @@ en:
   enumeration_doc_categories: Document categories
   enumeration_activities: Activities (time tracking)
   enumeration_system_activity: System Activity
+  description_search: Searchfield
   description_project_scope: Search scope