* Replace Jekyll highlight tags with fenced code blocks
Replace Jekyll highlight tags with fenced code blocks.
Canonicalize javascript to js.
Correct highlighting languages.
Add highlighting to code blocks.
Remove leading $ from bash blocks.
Remove empty lines at start and end of code blocks.
Stripped trailing whitespace.
* Fix language of code highlighting
* get-certs.md: correct flag names
* Update get-certs.md
added all flags per current `--help` output; rearranged ordering to match `--help`; removed the deprecated `--verbose`