message: Style: Tweaked default WindowRounding value from 9 to 7
diff: @@ -707,7 +707,7 @@ ImGuiStyle::ImGuiStyle()
  {
  Alpha = 1.0f; // Global alpha applies to everything in ImGui
  WindowPadding = ImVec2(8,8); // Padding within a window
  - WindowRounding = 9.0f; // Radius of window corners rounding. Set to 0.0f to have rectangular windows
  + WindowRounding = 7.0f; // Radius of window corners rounding. Set to 0.0f to have rectangular windows
  WindowBorderSize = 0.0f; // Thickness of border around windows. Generally set to 0.0f or 1.0f. Other values not well tested.
  WindowMinSize = ImVec2(32,32); // Minimum window size
  WindowTitleAlign = ImVec2(0.0f,0.5f);// Alignment for title bar text
  