message: update play/stop button to be clearer
diff: @@ -629,7 +629,7 @@ void MainWindow::buildUI()
  }
  ImGui::Checkbox("camera keyframing", &cameraPathing);
  if (cameraPathing) {
  - ImGui::SetNextItemWidth(20 * ImGui::GetFontSize());
  + ImGui::SetNextItemWidth(25 * ImGui::GetFontSize());
  if (ImGui::ListBoxHeader("##")) {
  if (ImGui::Button("+")) { // add current camera state after the selected one
  if (g_camAnchors.empty()) {
  @@ -648,7 +648,7 @@ void MainWindow::buildUI()
  }
  if (g_camAnchors.size() >= 2) {
  ImGui::SameLine();
  - if (ImGui::ArrowButton("play", ImGuiDir_Right)) {
  + if (ImGui::Button(animatingPath ? "stop" : "play")) {
  animatingPath = !animatingPath;
  g_camCurrentPathIndex = 0;
  if (animatingPath) {
  