Update for PolarEditor

Readme:
--> PolarEditOctagonDEU.dll update

--> German Language update
--> Sprache Deutsch update
--> Almanca Dili güncelleme

--> Pls. copy file PolarEditOctagonDEU.dll to C:\Program Files\PolarEditorOctagon
--> Bitte Datei PolarEditOctagonDEU.dll in C:\Program Files\PolarEditorOctagon kopieren
--> PolarEditOctagonDEU.dll dosyayi buraya kopyalayin C:\Program Files\PolarEditorOctagon