German Language

Add german language
Works not 100% ... e.g. the translation "<br>In the PDF printing dialog,#<br>Im PDF Druck Dialog," is in the file, but still displayed in English at the ITDB, but 99% are correctly taken from the file and in German ;)
Revert "German Language"

This reverts commit 440e38c6f928ec76e4955c222fa671f64ad8d2da.
German Language

Needed to revert since I used copy&paste in Github for the German
Language. Now using GitHub Windows Application and copied the file
directly from the web server to be sure everything is correct
(formatting stuff)
Merge pull request #19 from Chefkeks/patch-2

German Language