virsh: Introduce virshDomainDetachInterface function
virsh: Introduce virshDomainDetachInterface function

virshDomainDetachInterface handles virsh interface
detach from the specified live/config domain xml.

Signed-off-by: Nitesh Konkar <0c76797a2b22fdb43818c29f9111edd281fa1e01@linux.vnet.ibm.com>

crobinso/libvirt,crobinso/libvirt,taget/libvirt,andreabolognani/libvirt,zippy2/libvirt,jfehlig/libvirt,libvirt/libvirt,VenkatDatta/libvirt,nertpinx/libvirt,fabianfreyer/libvirt,andreabolognani/libvirt,eskultety/libvirt,fabianfreyer/libvirt,VenkatDatta/libvirt,datto/libvirt,jardasgit/libvirt,taget/libvirt,olafhering/libvirt,olafhering/libvirt,crobinso/libvirt,nertpinx/libvirt,fabianfreyer/libvirt,jfehlig/libvirt,fabianfreyer/libvirt,jfehlig/libvirt,andreabolognani/libvirt,datto/libvirt,jardasgit/libvirt,andreabolognani/libvirt,fabianfreyer/libvirt,zippy2/libvirt,jardasgit/libvirt,jardasgit/libvirt,libvirt/libvirt,zippy2/libvirt,eskultety/libvirt,eskultety/libvirt,jardasgit/libvirt,datto/libvirt,andreabolognani/libvirt,nertpinx/libvirt,taget/libvirt,jfehlig/libvirt,zippy2/libvirt,eskultety/libvirt,nertpinx/libvirt,crobinso/libvirt,taget/libvirt,olafhering/libvirt,nertpinx/libvirt,taget/libvirt,libvirt/libvirt,libvirt/libvirt,VenkatDatta/libvirt,VenkatDatta/libvirt,datto/libvirt,VenkatDatta/libvirt,olafhering/libvirt,datto/libvirt,eskultety/libvirt