update contributors list (#131)

motivation: give credit where credit due

changes: update CONTRIBUTORS.txt with recent contributions

Author: tomerd

CONTRIBUTORS.txt

@@ -11,11 +11,23 @@ needs to be listed here.
 
 ### Contributors
 
+- Adam Fowler <[email protected]>
+- Andrea Scuderi <[email protected]>
+- Brendan Kirchner <[email protected]>
+- Bryan Bartow <[email protected]>
+- Bryan Moffatt <[email protected]>
+- Christoph Walcher <[email protected]>
+- Colton Schlosser <[email protected]>
+- Eneko Alonso <[email protected]>
 - Fabian Fett <[email protected]>
 - George Barnett <[email protected]>
 - Johannes Weiss <[email protected]>
+- Max Desiatov <[email protected]>
 - Norman Maurer <[email protected]>
+- Ro-M <[email protected]>
 - Tomer Doron <[email protected]>
+- Zhibin Cai <[email protected]>
+- pmarrufo <[email protected]>
 - tachyonics <[email protected]>
 
 **Updating this list**