Logout with DZOSDK

• Call DZOSDKCoreKit with Logout Process:

    [[DZOSDKCoreKit sharedInstance] Logout:^(SDKResult *result, NSError  *error) {
        if (error == nil) {
            NSLog(@"Logout result: [%@], [%@]", result.status.stringValue, result.message);
            // Logout Success
            if ([result.status isEqual:@0]) {
                // code here
            } else {
                NSLog(@"Logout error Error: %@", result.status.stringValue);
            }
        } else {
            NSLog(@"Logout error: %@", error);
        }
    }];