Demo: Displaying version number in test window.

imgui_demo.cpp

@@ -192,7 +192,7 @@ void ImGui::ShowTestWindow(bool* p_open)
     //ImGui::PushItemWidth(ImGui::GetWindowWidth() * 0.65f);    // 2/3 of the space for widget and 1/3 for labels
     ImGui::PushItemWidth(-140);                                 // Right align, keep 140 pixels for labels
 
-    ImGui::Text("Dear ImGui says hello.");
+    ImGui::Text("dear imgui says hello. (%s)", IMGUI_VERSION);
 
     // Menu
     if (ImGui::BeginMenuBar())
@@ -1575,6 +1575,7 @@ void ImGui::ShowTestWindow(bool* p_open)
 
         if (ImGui::TreeNode("Borders"))
         {
+            // NB: Future columns API should allow automatic horizontal borders.
             static bool h_borders = true;
             static bool v_borders = true;
             ImGui::Checkbox("horizontal", &h_borders);