Add some opencv projects.

[amandp13]

Any projects based on opencv is welcomed.

• Can be of beginner or intermediate level.
• Update with Readme.md

[SanvikaSinghania]

I would like to add a simple hand gesture recognition script for hacktoberfest, can you assign it to me?

[amandp13]

I would like to add a simple hand gesture recognition script for hacktoberfest, can you assign it to me?

It would be awesome

[sanju6890]

Hello @amandp13 I want to add a Python script which is a digital-image-blender. It's an OpenCV stuff.
Kindly confirm, if I can contribute it or not.

Thanks :)