conf: minor indentation cleanups
conf: minor indentation cleanups

On few places there are too many levels of indentation when some of
them can be fixed with negating the option they are in or omitting
useless condition altogether.

andreabolognani/libvirt,rlaager/libvirt,eskultety/libvirt,taget/libvirt,nertpinx/libvirt,siboulet/libvirt-openvz,libvirt/libvirt,trainstack/libvirt,taget/libvirt,jardasgit/libvirt,zhlcindy/libvirt-1.1.4-maintain,trainstack/libvirt,rlaager/libvirt,rlaager/libvirt,cbosdo/libvirt,shugaoye/libvirt,olafhering/libvirt,datto/libvirt,elmarco/libvirt,iam-TJ/libvirt,bjzhang/libvirt,bjzhang/libvirt,siboulet/libvirt-openvz,trainstack/libvirt,zhlcindy/libvirt-1.1.4-maintain,jardasgit/libvirt,taget/libvirt,iam-TJ/libvirt,datto/libvirt,cbosdo/libvirt,shugaoye/libvirt,libvirt/libvirt,siboulet/libvirt-openvz,fabianfreyer/libvirt,iam-TJ/libvirt,libvirt/libvirt,jfehlig/libvirt,agx/libvirt,iam-TJ/libvirt,trainstack/libvirt,eskultety/libvirt,jardasgit/libvirt,crobinso/libvirt,fabianfreyer/libvirt,jardasgit/libvirt,eskultety/libvirt,trainstack/libvirt,trainstack/libvirt,elmarco/libvirt,fabianfreyer/libvirt,agx/libvirt,crobinso/libvirt,eskultety/libvirt,datto/libvirt,cbosdo/libvirt,cbosdo/libvirt,siboulet/libvirt-openvz,zippy2/libvirt,zhlcindy/libvirt-1.1.4-maintain,rlaager/libvirt,elmarco/libvirt,jfehlig/libvirt,rlaager/libvirt,nertpinx/libvirt,VenkatDatta/libvirt,iam-TJ/libvirt,elmarco/libvirt,agx/libvirt,zippy2/libvirt,shugaoye/libvirt,jfehlig/libvirt,olafhering/libvirt,trainstack/libvirt,agx/libvirt,zippy2/libvirt,fabianfreyer/libvirt,iam-TJ/libvirt,shugaoye/libvirt,bjzhang/libvirt,libvirt/libvirt,VenkatDatta/libvirt,datto/libvirt,andreabolognani/libvirt,datto/libvirt,nertpinx/libvirt,VenkatDatta/libvirt,fabianfreyer/libvirt,taget/libvirt,andreabolognani/libvirt,jfehlig/libvirt,olafhering/libvirt,crobinso/libvirt,nertpinx/libvirt,olafhering/libvirt,jardasgit/libvirt,shugaoye/libvirt,crobinso/libvirt,andreabolognani/libvirt,VenkatDatta/libvirt,zhlcindy/libvirt-1.1.4-maintain,zhlcindy/libvirt-1.1.4-maintain,taget/libvirt,elmarco/libvirt,siboulet/libvirt-openvz,agx/libvirt,bjzhang/libvirt,andreabolognani/libvirt,nertpinx/libvirt,iam-TJ/libvirt,VenkatDatta/libvirt,zippy2/libvirt,eskultety/libvirt,bjzhang/libvirt,cbosdo/libvirt