1) Fixed bug where work group could be larger than maxworkgroupsize
1) Fixed bug where work group could be larger than maxworkgroupsize

shekkbuilder/scallion,martindale/scallion,bitcoinstore/mining,shekkbuilder/scallion,bitcoinstore/mining,martindale/scallion,bitcoinstore/mining,martindale/scallion,bitcoinstore/mining,martindale/scallion,shekkbuilder/scallion,shekkbuilder/scallion,bitcoinstore/mining,shekkbuilder/scallion,martindale/scallion,shekkbuilder/scallion