Small simplification of bkzLoop()
Small simplification of bkzLoop()

shi-bai/fplll,cr-marcstevens/fplll,gbonnoron/fplll,cr-marcstevens/fplll,blowfish880/fplll,pfasante/fplll,gbonnoron/fplll,blowfish880/fplll,shi-bai/fplll,dstehle/fplll,GottfriedHerold/fplll,shi-bai/fplll,fplll/fplll,pfasante/fplll,GottfriedHerold/fplll,fplll/fplll,cr-marcstevens/fplll,malb/fplll,gbonnoron/fplll,malb/fplll,GottfriedHerold/fplll,shi-bai/fplll,dstehle/fplll,fplll/fplll,blowfish880/fplll,dstehle/fplll,malb/fplll,fplll/fplll,cr-marcstevens/fplll,pfasante/fplll,fplll/fplll