Code Cleanup, less magic indexes.

This patch removes the magic indexes used to control the mainwindow
display of the profile and planner by an enum. a bit more verbose
but hard to miss.

Signed-off-by: Tomaz Canabrava <tcanabrava@kde.org>

qt-ui/mainwindow.h

@@ -37,6 +37,8 @@ class MainWindow : public QMainWindow
 Q_OBJECT
 public:
 	enum {COLLAPSED, EXPANDED};
+	enum StackWidgetIndexes{ PROFILE, PLANNERPROFILE};
+	enum InfoWidgetIndexes{ MAINTAB, PLANNERWIDGET};
 
 	MainWindow();
 	ProfileGraphicsView *graphics();