Update DE.py

'Deutscher' Means a german person not the language.
It is one of the first messages you revice and it looks really disgusting (for me).
'Deutsch' is the language

PS 'deutsch' is the adjective how we germans are. ;)

app/dict/langs/DE.py

@@ -1,7 +1,7 @@
 # -*- coding: utf-8 -*-
 
 LANG_KEY = u"DE"
-LANG_NATIVE_NAME = u"Deutscher"
+LANG_NATIVE_NAME = u"Deutsch"
 
 KWDS = {
 "MSG_FORMAT_DEFAULT":       u"Standard: E-Mail [Betreff] Nachricht, Link",