fix typo in de po

po/de/LC_MESSAGES/gajim.po

-# translation of gajim.po to German
-# translation of de.po to German
-# translation of gajim-de.po to German
-# This file is distributed under the same license as the PACKAGE package.
-# Copyright (C) YEAR THE PACKAGE'S COPYRIGHT HOLDER.
+# translation of gajim.po to German
+# translation of de.po to German
+# translation of gajim-de.po to German
+# This file is distributed under the same license as the PACKAGE package.
+# Copyright (C) YEAR THE PACKAGE'S COPYRIGHT HOLDER.
 # Christoph Neuroth <delmonico@gmx.net>, 2005.
-# aldafu@gmail.com, 2005
-# 
+# aldafu@gmail.com, 2005
+# 
 msgid ""
 msgstr ""
 "Project-Id-Version: gajim\n"
@@ -1947,7 +1947,7 @@ msgstr "Datei_transfers"
 
 #: ../src/gtkgui.glade.h:116
 msgid "File manager:"
-msgstr "Dateimanager"
+msgstr "Dateimanager:"
 
 #: ../src/gtkgui.glade.h:117
 msgid "Filter:"