minor: Add Ai Austin to additional OpenSim contributors by request as he has added config corrections and does extensive liaison with other projects

CONTRIBUTORS.txt

@@ -1,5 +1,4 @@
-   <<<>>>>The following people have contributed to OpenSim (Thank you 
-for your effort!) 
+The following people have contributed to OpenSim (Thank you for your effort!) 
 
 = Current OpenSim Developers (in very rough order of appearance) =
 These folks represent the current core team for OpenSim, and are the
@@ -61,8 +60,9 @@ where we are today.
 These folks have contributed code patches or content to OpenSimulator to help make it
 what it is today.  
 
-* aduffy70
 * A_Biondi
+* aduffy70
+* Ai Austin
 * alex_carnell
 * Alan Webb (IBM)
 * Aleric
@@ -173,23 +173,18 @@ what it is today.
 * Zha Ewry
 * ziah
 
-
 = LSL Devs =
-
 * Alondria
 * CharlieO
 * Tedd
 * Melanie Thielker
 
-
 = Testers =
-
 * Ai Austin
 * CharlieO (LSL)
 * Ckrinke
 * openlifegrid.com
 
-
 This software uses components from the following developers:
 * Sleepycat Software (Berkeley DB)
 * Aurora-Sim (http://aurora-sim.org)