fix(startup): defer window-all-closed until after app ready
fix(startup): defer window-all-closed until after app ready

rgbkrk/nteract,captainsafia/nteract,0u812/nteract,nteract/nteract,jdfreder/nteract,rgbkrk/nteract,captainsafia/nteract,nteract/composition,rgbkrk/nteract,rgbkrk/nteract,nteract/nteract,captainsafia/nteract,nteract/nteract,captainsafia/nteract,rgbkrk/nteract,jdfreder/nteract,0u812/nteract,jdetle/nteract,jdfreder/nteract,nteract/nteract,temogen/nteract,0u812/nteract,temogen/nteract,jdetle/nteract,jdetle/nteract,nteract/composition,jdetle/nteract,0u812/nteract,nteract/composition,jdfreder/nteract,nteract/nteract,temogen/nteract