Improve OCR

[Snehal-Reddy]

The current OCR depends on Azure Vision API and is not open sourced. Integrate open source OCR.

[jay24rajput]

Hello, can this issue be solved under KWOC?? If yes, I have an idea for the same

[Snehal-Reddy]

Yeah sure ! Join the slack channel (http://bit.ly/2LCeuEW) and we can continue the discussion there.