Remove the process in which set fileModificationDate again
Remove the process in which set fileModificationDate again

modificationDateを再セットする機構は意味がないと考えられるので白紙に戻す

eric-seekas/CotEditor,angi2/CotEditor,uchuugaka/CotEditor,onevcat/CotEditor,uchuugaka/CotEditor,angi2/CotEditor,onevcat/CotEditor,uchuugaka/CotEditor,uchuugaka/CotEditor,eric-seekas/CotEditor,angi2/CotEditor,yangchenghu/CotEditor,eric-seekas/CotEditor,eric-seekas/CotEditor,eric-seekas/CotEditor,angi2/CotEditor,uchuugaka/CotEditor,uchuugaka/CotEditor,angi2/CotEditor,yangchenghu/CotEditor,onevcat/CotEditor,angi2/CotEditor,uchuugaka/CotEditor,eric-seekas/CotEditor,yangchenghu/CotEditor,yangchenghu/CotEditor,angi2/CotEditor,yangchenghu/CotEditor,eric-seekas/CotEditor,eric-seekas/CotEditor,uchuugaka/CotEditor