filesystem: move to using std::filesystem after C++17 switch old compilers will croak compiling this, but it's not like we *really* need to support them (they probably croak compiling Qt as well)

#include "gui/pages/history.h"

HistoryPage::HistoryPage(QWidget* parent) : QWidget(parent) {
}

#include "gui/pages/moc_history.cpp"