[DOC-REVIEW] README update (PR #1402) (#1406)
[DOC-REVIEW] README update (PR #1402) (#1406)

Doc-review edits for **README.md** changes done by Yaron H. in PR #1402
nuclio/nuclio,nuclio/nuclio,nuclio/nuclio,nuclio/nuclio,nuclio/nuclio,nuclio/nuclio,nuclio/nuclio,nuclio/nuclio