AUTHORS: Fix minor typos

Signed-off-by: Jeff Squyres <jsquyres@cisco.com>

AUTHORS

@@ -174,7 +174,7 @@ LANL OMPI Bot, Los Alamos National Laboratory
   openmpihpp@gmail.com
 Laura Casswell, Los Alamos National Laboratory
   lcasswell@lanl.gov
-Lenny Verkhovsky, Volataine
+Lenny Verkhovsky, Voltaire
   lennyb@voltaire.com
 Leobardo Ruiz Rountree, Individual
   lruizrountree@gmail.com
@@ -257,7 +257,7 @@ Rob Awles, Los Alamos National Laboratory
   rta@lanl.gov
 Rob Latham, Argonne National Laboratory
   robl@mcs.anl.gov
-Rolf vandeVaart, NVIDIA
+Rolf vandeVaart, Sun, Oracle, NVIDIA
   rvandevaart@nvidia.com
 Ron Brightwell, Sandia National Laboratory
   rbbrigh@sandia.gov
@@ -270,7 +270,7 @@ Samuel Gutierrez, Los Alamos National Laboratory
   samuel@lanl.gov
 Sayantan Sur, The Ohio State University
   surs@osu.edu
-Sharon Melamed, Volataire
+Sharon Melamed, Voltaire
   sharonm@voltaire.com
 Shiqing Fan, High Performance Computing Center, Stuttgart
   shiqing@hlrs.de