BeginGroup() comment tweaks (#608)

imgui.cpp

@@ -8813,7 +8813,7 @@ bool ImGui::IsRectVisible(const ImVec2& size)
     return window->ClipRect.Overlaps(ImRect(window->DC.CursorPos, window->DC.CursorPos + size));
 }
 
-// Lock horizontal starting position + EndGroup() wraps group bounding box into one "item" (so you can use IsItemHovered() on a group, SameLine() between groups, etc.)
+// Lock horizontal starting position + capture group bounding box into one "item" (so you can use IsItemHovered() or layout primitives such as SameLine() on whole group, etc.)
 void ImGui::BeginGroup()
 {
     ImGuiWindow* window = GetCurrentWindow();

imgui.h

@@ -193,7 +193,7 @@ namespace ImGui
     IMGUI_API void          Dummy(const ImVec2& size);                                          // add a dummy item of given size
     IMGUI_API void          Indent();                                                           // move content position toward the right by style.IndentSpacing pixels
     IMGUI_API void          Unindent();                                                         // move content position back to the left (cancel Indent)
-    IMGUI_API void          BeginGroup();                                                       // lock horizontal starting position + EndGroup() wraps group bounding box into one "item" (so you can use IsItemHovered() on a group, SameLine() between groups, etc.)
+    IMGUI_API void          BeginGroup();                                                       // lock horizontal starting position + capture group bounding box into one "item" (so you can use IsItemHovered() or layout primitives such as SameLine() on whole group, etc.)
     IMGUI_API void          EndGroup();
     IMGUI_API ImVec2        GetCursorPos();                                                     // cursor position is relative to window position
     IMGUI_API float         GetCursorPosX();                                                    // "