Replace notes dialog with a page.

gui/pages/NotesPage.cpp

@@ -0,0 +1,35 @@
+#include "NotesPage.h"
+#include "ui_NotesPage.h"
+
+QString NotesPage::displayName()
+{
+	return tr("Notes");
+}
+
+QIcon NotesPage::icon()
+{
+	return QIcon::fromTheme("news");
+}
+
+QString NotesPage::id()
+{
+	return "notes";
+}
+
+NotesPage::NotesPage(BaseInstance *inst, QWidget *parent)
+	: QWidget(parent), ui(new Ui::NotesPage), m_inst(inst)
+{
+	ui->setupUi(this);
+	ui->noteEditor->setText(m_inst->notes());
+}
+
+NotesPage::~NotesPage()
+{
+	delete ui;
+}
+
+bool NotesPage::apply()
+{
+	m_inst->setNotes(ui->noteEditor->toPlainText());
+	return true;
+}