First, black and white screen C# demo added test function

1. Add the EnableUser function to userinfo
2. Add the ModifyPrivilege function test to userinfo
3. Add the GetEnrollDataStr function test to userinfo
4. Add the SetEnrollDataStr function test to userinfo
5. Add the DeleteUserInfoEx function test in Access Control DEMO->UserGroup



Second, TFT color screen machine C#demo added test function
1. Add UserPhto test demo
2. Add GetPhotoCount function test function to UserPhto
3. Add GetPhotoByName function test function to UserPhto
4. Add ClearPhotoByTime function test function to UserPhto
5. Add GetPhotoNamesByTime function test to UserPhto
6. Add the SSR_EnableUser function to userinfo
7. Add PullSpecial test demo
8. Add the SSR_SetDeviceData function test in PullSpecial
9. Add the SSR_GetDeviceData function test function to PullSpecial