Manually merged Korean translation by @ulsanether

+ updated MO for Korean translation
+ set small size for mode icons

src/slic3r/GUI/Tab.cpp

@@ -257,10 +257,9 @@ void Tab::create_preset_tab()
 
     // Fill cache for mode bitmaps
     m_mode_bitmap_cache.reserve(3);
-    int icon_px = 14;
-    m_mode_bitmap_cache.push_back(ScalableBitmap(this, "mode_simple"  , icon_px));
-    m_mode_bitmap_cache.push_back(ScalableBitmap(this, "mode_advanced", icon_px));
-    m_mode_bitmap_cache.push_back(ScalableBitmap(this, "mode_expert"  , icon_px));
+    m_mode_bitmap_cache.push_back(ScalableBitmap(this, "mode_simple"  , mode_icon_px_size()));
+    m_mode_bitmap_cache.push_back(ScalableBitmap(this, "mode_advanced", mode_icon_px_size()));
+    m_mode_bitmap_cache.push_back(ScalableBitmap(this, "mode_expert"  , mode_icon_px_size()));
 
     // Initialize the DynamicPrintConfig by default keys/values.
     build();

src/slic3r/GUI/wxExtensions.cpp

@@ -486,6 +486,15 @@ int em_unit(wxWindow* win)
     return Slic3r::GUI::wxGetApp().em_unit();
 }
 
+int mode_icon_px_size()
+{
+#ifdef __APPLE__
+    return 10;
+#else
+    return 12;
+#endif
+}
+
 // win is used to get a correct em_unit value
 // It's important for bitmaps of dialogs.
 // if win == nullptr, em_unit value of MainFrame will be used
@@ -753,7 +762,7 @@ ModeSizer::ModeSizer(wxWindow *parent, int hgap/* = 0*/) :
     
     m_mode_btns.reserve(3);
     for (const auto& button : buttons) {
-        m_mode_btns.push_back(new ModeButton(parent, button.first, button.second, 14));
+        m_mode_btns.push_back(new ModeButton(parent, button.first, button.second, mode_icon_px_size()));
 
         m_mode_btns.back()->Bind(wxEVT_BUTTON, std::bind(modebtnfn, std::placeholders::_1, int(m_mode_btns.size() - 1)));
         Add(m_mode_btns.back());

src/slic3r/GUI/wxExtensions.hpp

@@ -45,6 +45,7 @@ class wxDialog;
 void    edit_tooltip(wxString& tooltip);
 void    msw_buttons_rescale(wxDialog* dlg, const int em_unit, const std::vector<int>& btn_ids);
 int     em_unit(wxWindow* win);
+int     mode_icon_px_size();
 
 wxBitmap create_scaled_bitmap(const std::string& bmp_name, wxWindow *win = nullptr, 
     const int px_cnt = 16, const bool grayscale = false);