Added Qt5 support ("cmake -DFINDOBJECT_QT_VERSION=5 ..")

include/find_object/MainWindow.h

@@ -32,7 +32,7 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 #include "find_object/DetectionInfo.h"
 
-#include <QtGui/QMainWindow>
+#include <QMainWindow>
 #include <QtCore/QSet>
 #include <QtCore/QTimer>
 #include <QtCore/QTime>

include/find_object/ObjWidget.h

@@ -31,7 +31,7 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include "find_object/FindObjectExp.h" // DLL export/import defines
 
 #include <opencv2/features2d/features2d.hpp>
-#include <QtGui/QWidget>
+#include <QWidget>
 #include <QtCore/QMultiMap>
 
 class QAction;