parallels: fix parallelsDomainDefineXML for existing containers
parallels: fix parallelsDomainDefineXML for existing containers

Fix code, which checks what is changed in virDomainDef structure.
It looks slightly different for containers and VMs: containers haven't
boot devices, but have init path

Signed-off-by: Dmitry Guryanov <82bcdc4bd8b0265ee488eb5c489ce233d2f86b5c@parallels.com>

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