Minor updates

samples/multiple_bars.cpp

@@ -235,6 +235,27 @@ int main() {
     thread.join();    
   }  
 
+  std::cout << "Compiling code\n";
+  {
+    indicator::ProgressSpinner p;
+    p.set_prefix_text("- ");
+    p.set_postfix_text("Checking project dependencies");
+    p.set_foreground_color(indicator::Color::WHITE);    
+    p.set_spinner_states({"▖", "▘", "▝", "▗"});
+    auto job = [&p]() {
+      while (true) {
+        if (p.is_completed()) {
+          break;
+        }
+	else
+	  p.tick();
+        std::this_thread::sleep_for(std::chrono::milliseconds(60));
+      }
+    };
+    std::thread thread(job);
+    thread.join();    
+  }  
+
   std::this_thread::sleep_for(std::chrono::milliseconds(5000));
 
   // Show cursor