purge: clique removal now stops when target excess is reached
purge: clique removal now stops when target excess is reached

Each step of clique removal now removes enough cliques to meet the target excees

mancoast/cado-nfs,mancoast/cado-nfs,mancoast/cado-nfs,mancoast/cado-nfs,mancoast/cado-nfs,mancoast/cado-nfs,mancoast/cado-nfs