Remove redundant brackets around return values
Remove redundant brackets around return values

A large number of return values used 'return (0)' instead
of simply 'return 0'. Remove all these redundant brackets
so the style is consistent throughout the file

* src/libvirt.c: Remove redundant brackets

rmarwaha/libvirt,dumbbell/libvirt,jeckersb/libvirt,eskultety/libvirt,andreabolognani/libvirt,jeckersb/libvirt,kantai/libvirt-vfork,novel/fbsd-libvirt,jfehlig/libvirt,soulxu/libvirt-xuhj,dumbbell/libvirt,zhlcindy/libvirt-1.1.4-maintain,elmarco/libvirt,emaste/libvirt,siboulet/libvirt-openvz,datto/libvirt,zippy2/libvirt,rmarwaha/libvirt1,taget/libvirt,soulxu/libvirt-xuhj,VenkatDatta/libvirt,zhlcindy/libvirt-1.1.4-maintain,novel/fbsd-libvirt,andreabolognani/libvirt,soulxu/libvirt-xuhj,soulxu/libvirt-xuhj,leilihh/libvirt,jfehlig/libvirt,emaste/libvirt,foomango/libvirt,jeckersb/libvirt,andreabolognani/libvirt,warewolf/libvirt,nertpinx/libvirt,usc-isi/libvirt,elmarco/libvirt,novel/fbsd-libvirt,elmarco/libvirt,olafhering/libvirt,novel/fbsd-libvirt,rlaager/libvirt,rlaager/libvirt,zhlcindy/libvirt-1.1.4-maintain,fabianfreyer/libvirt,danwent/libvirt-ovs,nertpinx/libvirt,jardasgit/libvirt,trainstack/libvirt,andreabolognani/libvirt,trainstack/libvirt,wiedi/libvirt,bjzhang/libvirt,rmarwaha/libvirt1,shugaoye/libvirt,warewolf/libvirt,iam-TJ/libvirt,novel/fbsd-libvirt,danwent/libvirt-ovs,rmarwaha/libvirt,rlaager/libvirt,iam-TJ/libvirt,crobinso/libvirt,rmarwaha/libvirt,crobinso/libvirt,dumbbell/libvirt,taget/libvirt,taget/libvirt,rmarwaha/libvirt,emaste/libvirt,siboulet/libvirt-openvz,rbu/libvirt,fabianfreyer/libvirt,fabianfreyer/libvirt,leilihh/libvirt,usc-isi/libvirt,jeckersb/libvirt,danwent/libvirt-ovs,shugaoye/libvirt,trainstack/libvirt,jardasgit/libvirt,novel/fbsd-libvirt,rbu/libvirt,iam-TJ/libvirt,jeckersb/libvirt,rbu/libvirt,danwent/libvirt-ovs,olafhering/libvirt,eskultety/libvirt,rmarwaha/libvirt1,dumbbell/libvirt,dumbbell/libvirt,kantai/libvirt-vfork,agx/libvirt,usc-isi/libvirt,emaste/libvirt,warewolf/libvirt,nertpinx/libvirt,nertpinx/libvirt,iam-TJ/libvirt,libvirt/libvirt,jardasgit/libvirt,elmarco/libvirt,datto/libvirt,kantai/libvirt-vfork,rmarwaha/libvirt1,rlaager/libvirt,cbosdo/libvirt,jfehlig/libvirt,eskultety/libvirt,rmarwaha/libvirt1,warewolf/libvirt,warewolf/libvirt,trainstack/libvirt,leilihh/libvirt,rmarwaha/libvirt,emaste/libvirt,warewolf/libvirt,soulxu/libvirt-xuhj,leilihh/libvirt,agx/libvirt,foomango/libvirt,bjzhang/libvirt,nertpinx/libvirt,foomango/libvirt,cbosdo/libvirt,iam-TJ/libvirt,jeckersb/libvirt,trainstack/libvirt,crobinso/libvirt,zhlcindy/libvirt-1.1.4-maintain,crobinso/libvirt,datto/libvirt,cbosdo/libvirt,fabianfreyer/libvirt,VenkatDatta/libvirt,rbu/libvirt,agx/libvirt,VenkatDatta/libvirt,novel/fbsd-libvirt,jfehlig/libvirt,taget/libvirt,fabianfreyer/libvirt,wiedi/libvirt,jardasgit/libvirt,siboulet/libvirt-openvz,leilihh/libvirt,danwent/libvirt-ovs,VenkatDatta/libvirt,wiedi/libvirt,wiedi/libvirt,jardasgit/libvirt,shugaoye/libvirt,elmarco/libvirt,dumbbell/libvirt,zippy2/libvirt,eskultety/libvirt,bjzhang/libvirt,kantai/libvirt-vfork,novel/fbsd-libvirt,jeckersb/libvirt,olafhering/libvirt,agx/libvirt,cbosdo/libvirt,zippy2/libvirt,iam-TJ/libvirt,siboulet/libvirt-openvz,VenkatDatta/libvirt,emaste/libvirt,eskultety/libvirt,foomango/libvirt,siboulet/libvirt-openvz,emaste/libvirt,zippy2/libvirt,shugaoye/libvirt,bjzhang/libvirt,agx/libvirt,trainstack/libvirt,leilihh/libvirt,shugaoye/libvirt,cbosdo/libvirt,trainstack/libvirt,taget/libvirt,rmarwaha/libvirt1,foomango/libvirt,libvirt/libvirt,iam-TJ/libvirt,olafhering/libvirt,rbu/libvirt,bjzhang/libvirt,libvirt/libvirt,wiedi/libvirt,novel/fbsd-libvirt,zhlcindy/libvirt-1.1.4-maintain,rlaager/libvirt,rmarwaha/libvirt,kantai/libvirt-vfork,libvirt/libvirt,datto/libvirt,wiedi/libvirt,wiedi/libvirt,andreabolognani/libvirt,usc-isi/libvirt,usc-isi/libvirt,warewolf/libvirt,datto/libvirt