OCR for screenshot reading of items posted in trade channel and such

ocr with azure recognizeText API. same set of APIs, there is OCR and RecognizeText, the latter still being OCR but english only

https://docs.microsoft.com/en-us/rest/api/cognitiveservices/computervision/recognizetext/recognizetext

https://docs.microsoft.com/en-us/azure/cognitive-services/text-analytics/quickstarts/csharp 