Added myself and spenser to AUTHORS doc

AUTHORS

@@ -2,6 +2,7 @@ The Nagios Plugins are brought to you by the Nagios Plugins Development Team.
 
 Jeremy T. Bouse
 Peter Bray
+Andy Brist
 Gavin Carr
 Karl DeBisschop
 Matthias Eble
@@ -14,6 +15,7 @@ Matthew Kent
 Harper Mann
 Benoit Mortier
 Sven Nierlein
+Spenser Reinhardt
 Eric Stanley
 Nathan Vonnahme
 Ton Voon