add GLOG in pagerank app makefile so that it gets picked up properly; add D_GRAPPA flag so that generator make_graph gets compiled properly
add GLOG in pagerank app makefile so that it gets picked up properly;
add D_GRAPPA flag so that generator make_graph gets compiled properly

uwsampa/grappa,uwsampa/grappa,uwsampa/grappa,alexfrolov/grappa,alexfrolov/grappa,buaasun/grappa,buaasun/grappa,uwsampa/grappa,alexfrolov/grappa,uwsampa/grappa,buaasun/grappa,buaasun/grappa,alexfrolov/grappa,buaasun/grappa,alexfrolov/grappa,uwsampa/grappa,alexfrolov/grappa,uwsampa/grappa,buaasun/grappa,alexfrolov/grappa,buaasun/grappa