republican presidential nominee donald trump lay saturday would first 100 days administration win nov. election trump outline deliver speech historic town gettysburg pennsylvania cover plan boost americans economic physical security contrast democrat hillary clinton campaign aid tell reporters friday clinton publish book policy ideas early year trump trail clinton poll although narrow gap accord reuters/ipsos poll release friday less three weeks catch much campaign recent weeks focus allegations make improper advance women decades something deny also dominate trump accusation election rig may accept result trump aid say gettysburg site major civil war battle republican president abraham lincoln famous address fit place trump lay positive vision future party suffer schism supporters party establishment trump plant new policy detail recent speeches seek shift attention away recent controversies past week example lay ethics rule shut revolve door government lobby propose term limit members congress trump aid say would unveil additional new policy detail saturday would elaborate trump lay would first 100 days elect president