AUTHORS: Update
AUTHORS: Update

Latest patchset enabling libvirt on s390(x) was developed by
  Viktor Mihajlovski   <mihajlov@linux.vnet.ibm.com>
  Thang Pham           <thang.pham@us.ibm.com>
Add them to the AUTHORS file.

trainstack/libvirt,nertpinx/libvirt,zippy2/libvirt,agx/libvirt,elmarco/libvirt,zippy2/libvirt,nertpinx/libvirt,datto/libvirt,fabianfreyer/libvirt,novel/fbsd-libvirt,fabianfreyer/libvirt,nertpinx/libvirt,cbosdo/libvirt,bjzhang/libvirt,siboulet/libvirt-openvz,jardasgit/libvirt,datto/libvirt,siboulet/libvirt-openvz,olafhering/libvirt,bjzhang/libvirt,shugaoye/libvirt,andreabolognani/libvirt,zhlcindy/libvirt-1.1.4-maintain,fabianfreyer/libvirt,agx/libvirt,bjzhang/libvirt,jeckersb/libvirt,novel/fbsd-libvirt,rmarwaha/libvirt1,warewolf/libvirt,trainstack/libvirt,dumbbell/libvirt,libvirt/libvirt,taget/libvirt,novel/fbsd-libvirt,VenkatDatta/libvirt,zhlcindy/libvirt-1.1.4-maintain,iam-TJ/libvirt,rmarwaha/libvirt,warewolf/libvirt,cbosdo/libvirt,rmarwaha/libvirt1,shugaoye/libvirt,rmarwaha/libvirt1,jfehlig/libvirt,emaste/libvirt,VenkatDatta/libvirt,libvirt/libvirt,zhlcindy/libvirt-1.1.4-maintain,emaste/libvirt,taget/libvirt,rmarwaha/libvirt,andreabolognani/libvirt,crobinso/libvirt,fabianfreyer/libvirt,jardasgit/libvirt,iam-TJ/libvirt,zhlcindy/libvirt-1.1.4-maintain,datto/libvirt,warewolf/libvirt,crobinso/libvirt,shugaoye/libvirt,rmarwaha/libvirt,andreabolognani/libvirt,trainstack/libvirt,datto/libvirt,emaste/libvirt,eskultety/libvirt,iam-TJ/libvirt,eskultety/libvirt,iam-TJ/libvirt,elmarco/libvirt,wiedi/libvirt,novel/fbsd-libvirt,rmarwaha/libvirt,eskultety/libvirt,zippy2/libvirt,libvirt/libvirt,jfehlig/libvirt,nertpinx/libvirt,jeckersb/libvirt,rmarwaha/libvirt1,dumbbell/libvirt,taget/libvirt,trainstack/libvirt,andreabolognani/libvirt,elmarco/libvirt,emaste/libvirt,rmarwaha/libvirt,jardasgit/libvirt,elmarco/libvirt,libvirt/libvirt,rmarwaha/libvirt1,shugaoye/libvirt,cbosdo/libvirt,jeckersb/libvirt,cbosdo/libvirt,taget/libvirt,rlaager/libvirt,trainstack/libvirt,agx/libvirt,rmarwaha/libvirt1,olafhering/libvirt,crobinso/libvirt,jeckersb/libvirt,eskultety/libvirt,wiedi/libvirt,dumbbell/libvirt,wiedi/libvirt,warewolf/libvirt,novel/fbsd-libvirt,taget/libvirt,rlaager/libvirt,zippy2/libvirt,rlaager/libvirt,novel/fbsd-libvirt,emaste/libvirt,jfehlig/libvirt,jeckersb/libvirt,eskultety/libvirt,siboulet/libvirt-openvz,elmarco/libvirt,olafhering/libvirt,emaste/libvirt,olafhering/libvirt,agx/libvirt,jeckersb/libvirt,iam-TJ/libvirt,crobinso/libvirt,siboulet/libvirt-openvz,wiedi/libvirt,zhlcindy/libvirt-1.1.4-maintain,fabianfreyer/libvirt,rlaager/libvirt,shugaoye/libvirt,jardasgit/libvirt,warewolf/libvirt,rlaager/libvirt,novel/fbsd-libvirt,rmarwaha/libvirt,jeckersb/libvirt,bjzhang/libvirt,VenkatDatta/libvirt,novel/fbsd-libvirt,dumbbell/libvirt,bjzhang/libvirt,trainstack/libvirt,iam-TJ/libvirt,warewolf/libvirt,trainstack/libvirt,emaste/libvirt,jfehlig/libvirt,siboulet/libvirt-openvz,agx/libvirt,jardasgit/libvirt,VenkatDatta/libvirt,wiedi/libvirt,dumbbell/libvirt,warewolf/libvirt,iam-TJ/libvirt,nertpinx/libvirt,wiedi/libvirt,andreabolognani/libvirt,wiedi/libvirt,novel/fbsd-libvirt,cbosdo/libvirt,dumbbell/libvirt,datto/libvirt,VenkatDatta/libvirt