Add Bootlint logo in README.md file

[Anjan50]

Hi there,

I added nice logo in README.md file
It look like awesome

Regard,
@Anjan50

[XhmikosR]

Thanks but this does not seem the proper way to do it.

1. We'd need a proper SVG file
2. Added to the repo, not linked to another repo
3. Let alone the fact that the project is stalled anyway