code: @RequestMapping(value = "/update", method = RequestMethod.POST)
  	public @ResponseBody
  	void update(
  			@RequestParam(value = "username", required = true) String username,
  			@RequestParam(value = "name", required = false) String name,
  			@RequestParam(value = "surname", required = false) String surname,
  			@RequestParam(value = "telephoneNumber", required = false) String telephoneNumber) {
  		logger.debug("Received request to update account");
  
  		accountService.update(new Account(username, name, surname,
  				telephoneNumber));
  
  	}
docs: Handles request for saving / updating account