Added AUTHORS file

AUTHORS

@@ -0,0 +1,20 @@
+# If you contributed to this software, please make a pull request to add your
+# name to this list (alphabetical order of the last name)
+
+- Thomas Applencourt
+- Anouar Benali
+- Michel Caffarel
+- Grégoire David
+- Anthony Ferté
+- Yann Garniron
+- Kevin Gasperich
+- Vijay Gopal Chilkuri
+- Emmanuel Giner
+- Pierre-François Loos
+- Jean-Paul Malrieu
+- Julien Paquier
+- Barthélémy Pradines
+- Peter Reinhardt
+- Anthony Scemama
+- Julien Toulouse
+- Mickaël Véril