public EventController(
     UserManager <User> usm,
     SignInManager <User> sim, NormalDataContext normalD)
 {
     userManager       = usm;
     signInManager     = sim;
     normalDataContext = normalD;
 }
 public MeeterController(
     UserManager <User> usm,
     SignInManager <User> sim, NormalDataContext normalD, IConfiguration config)
 {
     userManager       = usm;
     signInManager     = sim;
     normalDataContext = normalD;
     _config           = config;
 }