message: removing extra text on string widget.  setting default minimum window size
diff: @@ -301,8 +301,10 @@ void ImGuiViewer::buildGui()
  static bool demo_window = false;
  + ImGui::SetNextWindowSizeConstraints(ImVec2(500,800), ImVec2(2048,2048));
  ImGui::Begin("Viewer Controls: press 'g' to show/hide", nullptr, flags);
  ImGui::SetWindowFontScale(0.5f*fontScale);
  + // ImGui::SetScrollY(1.f);
  if (ImGui::BeginMenuBar())
  {
  @@ -532,7 +534,8 @@ void ImGuiViewer::buildGUINode(sg::NodeH node, bool &renderer_changed, int inden
  buf[value.size()] = '\0';
  ImGui::Text(text.c_str(),"");
  ImGui::SameLine();
  - if (ImGui::InputText("empty", buf, value.size()+256, ImGuiInputTextFlags_EnterReturnsTrue))
  + text = "##"+((std::ostringstream&)(std::ostringstream("") << node.get())).str(); //TODO: use unique uuid for every node
  + if (ImGui::InputText(text.c_str(), buf, value.size()+256, ImGuiInputTextFlags_EnterReturnsTrue))
  {
  node->setValue(std::string(buf));
  }
  