Added fields to server.py to prevent examples from being cached during testing

Author: JohnDog3112

examples/server.py

@@ -10,7 +10,11 @@ def send_my_headers(self):
                 self.send_header("Access-Control-Allow-Origin", "*")
                 self.send_header("Cross-Origin-Embedder-Policy", "require-corp")
                 self.send_header("Cross-Origin-Opener-Policy", "same-origin")
+				# Turn off caching
+				self.send_header("Cache-Control", "no-cache, no-store, must-revalidate")
+				self.send_header("Pragma", "no-cache")
+				self.send_header("Expires", "0")
 
 if __name__ == '__main__':
         server.test(HandlerClass=MyHTTPRequestHandler)
-        
+