Added preview menu and shortcuts for qt quick (Ctrl+Alt+R)

This was needed since we cannot start stuff otherwise without a project

Task-number: BAUHAUS-450
Reviewed-by: kkoehne

src/plugins/qmljseditor/qmljspreviewrunner.h

@@ -0,0 +1,34 @@
+#ifndef QMLJSPREVIEWRUNNER_H
+#define QMLJSPREVIEWRUNNER_H
+
+#include <QObject>
+
+#include <projectexplorer/applicationlauncher.h>
+
+namespace QmlJSEditor {
+namespace Internal {
+
+class QmlJSPreviewRunner : public QObject
+{
+    Q_OBJECT
+public:
+    explicit QmlJSPreviewRunner(QObject *parent = 0);
+    void run(const QString &filename);
+
+signals:
+
+public slots:
+
+private:
+    QString m_qmlViewerDefaultPath;
+
+    ProjectExplorer::ApplicationLauncher m_applicationLauncher;
+
+};
+
+
+} // namespace Internal
+} // namespace QmlJSEditor
+
+
+#endif // QMLJSPREVIEWRUNNER_H