README.md: added Quick build paragraph.

[davidinux]

Adding quick build instructions

[davidinux]

Please follow the established style for the subject and commit message

Where do I find a reference guide for the subject and the commit message, please? Thanks

[lumag]

https://docs.yoctoproject.org/dev/contributor-guide/submit-changes.html#implement-and-commit-changes

But I'd say, there is a much less formal and much more useful rule: take a look around while making changes. This includes both code and commit styles.

[davidinux]

https://docs.yoctoproject.org/dev/contributor-guide/submit-changes.html#implement-and-commit-changes

But I'd say, there is a much less formal and much more useful rule: take a look around while making changes. This includes both code and commit styles.

@lumag done take a look please. Thanks