ui → customWidgets Relation

File in ui	Includes file in ui/customWidgets
mainwindow.cpp	inputWidget / dateInputWidget.h
mainwindow.h	inputWidget / dateInputWidget.h
mainwindow.h	productWidget / productWidget.h
mainwindow.h	representativeWidget / representativeWidget.h
mainwindow.h	inputWidget / textInputWidget.h
customWidgets / productWidget / productWidget.h	inputWidget / spinBoxInputWidget.h
customWidgets / productWidget / productWidget.h	inputWidget / textInputWidget.h
customWidgets / representativeWidget / representativeWidget.h	inputWidget / textInputWidget.h