Add Survey Response codes management interface service and the corresponding model
Add response code service implementation and remove SurveyId from SurveyResponseCode.
Implement update method of SurveyResponseCodes service
Add argument validation and unit tests for SurveyResponseCodes service methods
Fix controller name for SurveyResponseCode service.
Change ResponseCodeDescription property to Description and fix unit tests for ResponseCodesService
Fix the Description property for the internal class used for update response codes.
Address sdk added
Add the ability to download media files
Add unit tests for NfieldMediaFilesService.GetAsync and escape filename correctly.
Handle error responses that are not JSON.
Change fileName to be a parameter instead of part of the route so that it can handle special characters
Added INfieldSurveysService::SamplingPointImageAddAsync()
corrected uri and added filename as returns value
fixed a type
filename passed as a json object