thermostat: menu: remove unused load/save configuration

soft/thermostat/src/menu_dlg.cpp

@@ -25,26 +25,18 @@ MenuDlg::MenuDlg(QWidget *parent, Qt::WindowFlags f) :
 	QGridLayout *mainLayout = new QGridLayout;
 
 	QPushButton *holiday_btn = new QPushButton(tr("Holidays"), this);
-	QPushButton *save_cfg_btn = new QPushButton(tr("Save configuration"), this);
-	QPushButton *load_cfg_btn = new QPushButton(tr("Load configuration"), this);
 	QPushButton *exit_btn = new QPushButton(tr("Exit Application"), this);
 	QPushButton *back_btn = new QPushButton(tr("Back"), this);
 
 	mainLayout->addWidget(holiday_btn, 0, 0);
-	mainLayout->addWidget(save_cfg_btn, 0, 1);
-	mainLayout->addWidget(load_cfg_btn, 0, 2);
 	mainLayout->addWidget(exit_btn, 1, 0);
-	mainLayout->addWidget(back_btn, 1, 2);
+	mainLayout->addWidget(back_btn, 1, 1);
 
 	connect(holiday_btn, SIGNAL(clicked(void)), this, SIGNAL(show_holiday_dlg(void)));
-	connect(save_cfg_btn, SIGNAL(clicked(void)), this, SIGNAL(show_save_cfg_dlg(void)));
-	connect(load_cfg_btn, SIGNAL(clicked(void)), this, SIGNAL(show_load_cfg_dlg(void)));
 	connect(back_btn, SIGNAL(clicked(void)), this, SIGNAL(closed(void)));
 	connect(exit_btn, SIGNAL(clicked(void)), this, SLOT(show_confirm_exit_dlg(void)));
 
 	holiday_btn->setSizePolicy(*szPolicy);
-	save_cfg_btn->setSizePolicy(*szPolicy);
-	load_cfg_btn->setSizePolicy(*szPolicy);
 	exit_btn->setSizePolicy(*szPolicy);
 	back_btn->setSizePolicy(*szPolicy);
 
@@ -52,8 +44,6 @@ MenuDlg::MenuDlg(QWidget *parent, Qt::WindowFlags f) :
 	font.setPointSize(12);
 	font.setBold(true);
 	holiday_btn->setFont(font);
-	save_cfg_btn->setFont(font);
-	load_cfg_btn->setFont(font);
 	exit_btn->setFont(font);
 	back_btn->setFont(font);