First attempt of some Git/GitHub best practices

[e-minguez]

No description provided.

[alknopfler]

LGTM we can improve it later on

[fdegir]

Does it make sense to include below items into the doc?

• Commit message guidelines (e.g., subject line limit, use of passive form)
• The importance of atomic commits
• How charts from PRs can be published for local testing

[e-minguez]

Does it make sense to include below items into the doc?

• Commit message guidelines (e.g., subject line limit, use of passive form)
• The importance of atomic commits
• How charts from PRs can be published for local testing

Of course, would you mind sending a follow up PR for that or a suggestion over here? :)

[fdegir]

Will send a new PR once the initial version is in.