add Leandra Finger, Silvan Spross and Marc Egli to AUTHORS

AUTHORS

@@ -196,6 +196,7 @@ answer newbie questions, and generally made Django that much better:
     J. Clifford Dyer <jcd@sdf.lonestar.org>
     Clint Ecker
     Nick Efford <nick@efford.org>
+    Marc Egli <frog32@me.com>
     eibaan@gmail.com
     David Eklund
     Julia Elman
@@ -220,6 +221,7 @@ answer newbie questions, and generally made Django that much better:
     Stefane Fermgier <sf@fermigier.com>
     J. Pablo Fernandez <pupeno@pupeno.com>
     Maciej Fijalkowski
+    Leandra Finger <leandra.finger@gmail.com>
     Juan Pedro Fisanotti <fisadev@gmail.com>
     Ben Firshman <ben@firshman.co.uk>
     Matthew Flanagan <http://wadofstuff.blogspot.com>
@@ -530,6 +532,7 @@ answer newbie questions, and generally made Django that much better:
     Don Spaulding <donspauldingii@gmail.com>
     Calvin Spealman <ironfroggy@gmail.com>
     Dane Springmeyer
+    Silvan Spross <silvan.spross@gmail.com>
     Bjørn Stabell <bjorn@exoweb.net>
     Georgi Stanojevski <glisha@gmail.com>
     starrynight <cmorgh@gmail.com>