Improved InfoMsg for a delete preset:

* Now we show a list of printers name with selected preset

+ Added a edit_button for the editing of the physical printer fro the Settings Tab
+ Show whole list of the loaded presets with "Print host upload"

src/slic3r/GUI/PresetComboBoxes.hpp

@@ -55,7 +55,7 @@ public:
     // and next internal selection was accomplished
     bool selection_is_changed_according_to_physical_printers();
 
-    void update(const std::string& select_preset);
+    void update(std::string select_preset);
 
     virtual void update();
     virtual void msw_rescale();