* upd template vars doc
* incorporate feedback f Russ and add overview links
Co-authored-by: Scott Anderson <sanderson@users.noreply.github.com>
* Update content/chronograf/v1.7/guides/dashboard-template-variables.md
* Update content/chronograf/v1.8/guides/dashboard-template-variables.md
* separate examples for strings; move up tips
* link audit, remove info about stopping influxd in restore docs, closes#2168
* fixed broken internal links for seo link audit
* updated canonical logic to be smarter
* fixed canonical links and broken images
* fixed errant find and replace
* fixed formatting of kapa event handler docs
* more link fixes
* more link fixes, support latest shortcode in telegraf plugin descriptions