* add side navigation for Terraform Cloud Secret Engine
* terraform cloud engine docs
* add api-docs for terraform cloud secret engine
* fix some typos and improve wording, now with less management
* fix capitalization
* change text->shell-session
* clarify rotating user roles returns an error
Just a suggestion on how to perhaps improve the language as I found myself re-reading the sentences due to the missing "either ... or ..." having been _told_ that it `can be run in two modes`.
* Add NIST guidance on rotating keys used for AES-GCM encryption
* Capture more places barrier encryption is used
* spacing issue
* Probabilistically track an estimated encryption count by key term
* Un-reorder imports
* wip
* get rid of sampling