Use a custom configuration dialogue and allow the user to specify

the application path as well as the Python path.

runtime/ConfigWindow.cpp

@@ -0,0 +1,57 @@
+//////////////////////////////////////////////////////////////////////////
+//
+// pgAdmin 4 - PostgreSQL Tools
+//
+// Copyright (C) 2013 - 2016, The pgAdmin Development Team
+// This software is released under the PostgreSQL Licence
+//
+// ConfigWindow.h - Configuration window
+//
+//////////////////////////////////////////////////////////////////////////
+
+#include "ConfigWindow.h"
+#include "ui_ConfigWindow.h"
+
+ConfigWindow::ConfigWindow(QWidget *parent) :
+    QDialog(parent),
+    ui(new Ui::ConfigWindow)
+{
+    ui->setupUi(this);
+}
+
+ConfigWindow::~ConfigWindow()
+{
+    delete ui;
+}
+
+void ConfigWindow::on_buttonBox_accepted()
+{
+    this->close();
+}
+
+void ConfigWindow::on_buttonBox_rejected()
+{
+    this->close();
+}
+
+QString ConfigWindow::getPythonPath()
+{
+    return ui->pythonPathLineEdit->text();
+}
+
+QString ConfigWindow::getApplicationPath()
+{
+    return ui->applicationPathLineEdit->text();
+}
+
+
+void ConfigWindow::setPythonPath(QString path)
+{
+    ui->pythonPathLineEdit->setText(path);
+}
+
+void ConfigWindow::setApplicationPath(QString path)
+{
+    ui->applicationPathLineEdit->setText(path);
+}
+