📝 Update README.md

[mobily]

This PR adds small tweaks to the README.md file.

[googlebot]

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[mobily]

@googlebot I signed it!

[googlebot]

CLAs look good, thanks!

ℹ️ Googlers: Go here for more info.

[addyosmani]

Thanks!

[mobily]

@addyosmani thank you! 🎉