Crashed when users don't have Google+ url

[minhdienle-jomedia]

Some new users don't have the google+ url yet that might crash the app. It should be check in

- (NSDictionary *)dictionaryWithAccount:(NSDictionary *)account
                            credentials:(NSDictionary *)credentials

if(user[@"urls"]) {
user[@"urls"] = @{
                      @"Google +" : account[@"link"],
                      };
}