Update AUTHORS and DONORS list

New contributors added to AUTHORS:
@CakHuri, @floppyhammer, @rafallus, @Sauermann, @Scony, @trollodel,
@winterpixelgames

Thanks to all contributors and donors for making Godot possible!

AUTHORS.md

@@ -46,7 +46,7 @@ name is available.
     Bastiaan Olij (BastiaanOlij)
     Ben Brookshire (sheepandshepherd)
     Benjamin Larsson (Nallebeorn)
-    Bernard Liebl (poke1024)
+    Bernhard Liebl (poke1024)
     Bhuvan Vemula (Bhu1-V)
     Błażej Szczygieł (zaps166)
     Bojidar Marinov (bojidar-bg)
@@ -121,6 +121,7 @@ name is available.
     Joan Fons Sanchez (JFonS)
     Johannes Witt (HaSa1002)
     Johan Manuel (29jm)
+    Jordan Schidlowsky (winterpixelgames)
     Joshua Grams (JoshuaGrams)
     Juan Linietsky (reduz)
     Julian Murgia (StraToN)
@@ -149,6 +150,7 @@ name is available.
     Mariano Javier Suligoy (MarianoGnu)
     Mario Schlack (hurikhan)
     Marios Staikopoulos (marstaik)
+    Markus Sauermann (Sauermann)
     Martin Capitanio (capnm)
     Martin Liška (marxin)
     Martin Sjursen (binbitten)
@@ -164,6 +166,7 @@ name is available.
     MichiRecRoom (LikeLakers2)
     Morris "Tabor" Arroad (mortarroad)
     mrezai
+    Muhammad Huri (CakHuri)
     muiroc
     Nathan Franke (nathanfranke)
     Nathan Lovato (NathanLovato)
@@ -180,14 +183,16 @@ name is available.
     Paul Joannon (paulloz)
     Paul Trojahn (ptrojahn)
     Pawel Kowal (pkowal1982)
+    Pawel Lampe (Scony)
     Pedro J. Estébanez (RandomShaper)
     Pieter-Jan Briers (PJB3005)
     Poommetee Ketson (Noshyaar)
     Przemysław Gołąb (n-pigeon)
+    Rafael M. G. (rafallus)
     Rafał Mikrut (qarmin)
     Ralf Hölzemer (rollenrolm)
     Ramesh Ravone (RameshRavone)
-    raphael10241024
+    Raphael2048
     Raul Santos (raulsntos)
     Ray Koopa (RayKoopa)
     Rémi Verschelde (akien-mga)
@@ -208,12 +213,14 @@ name is available.
     Simon Wenner (swenner)
     Stijn Hinlopen (hinlopen)
     Swarnim Arun (minraws)
+    TC (floppyhammer)
     Thakee Nathees (ThakeeNathees)
     thebestnom
     Theo Hallenius (TheoXD)
     Timo Schwarzer (timoschwarzer)
     Timo (toger5)
     Tomasz Chabora (KoBeWi)
+    trollodel
     Twarit Waikar (IronicallySerious)
     Umang Kalra (theoway)
     Vinzenz Feenstra (vinzenz)