utilties for timing sections: GRAPPA_TIMER/GRAPPA_TIME_LOG
utilties for timing sections: GRAPPA_TIMER/GRAPPA_TIME_LOG

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