Flattened AUTHORS.txt

AUTHORS.txt

-Lead developers
----------------
+List of contributors
+====================
 
+Christian Feichtinger
 Christian Godenschwager
 Christoph Rettinger
-Martin Bauer
-Sebastian Eibl
-
-
-Contributors
-------------
-
-Christian Feichtinger
 Daniel Ritter
 Daniela Anderl
 David Staubach
@@ -23,10 +16,12 @@ Johannes Habich
 Klaus Iglberger
 Kristina Pickl
 Lorenz Hufnagel
+Martin Bauer
 Matthias Markl
 Michael Kuron
 Regina Ammer
 Sagar Dolas
+Sebastian Eibl
 Silke Bergler
 Simon Bogner
 Stefan Donath