We have outgrown the single flat list presentation of providers due to the shear number now present, so we'll move here to a model where the providers are split into a number of categories that each contain a smaller list.
The full list is still included in the body of the main index page for quick access via search, but the categories make for a more accessible navbar for those who are just browsing.
* add catagory files
* try new source path
* cleaning up formatting
* fixin
* add all providers to providers index page
* add descriptions
* add link to form and first two providers
* small edits
* small edits
* small changes
* add community providers and decription edit from marketing
* add some lines to improve design
* fix typos
Now includes more complete information on usage of private registries and
updates the module registry API documentation to include the new
version-enumeration endpoint along with describing Terraform's discovery
protocol.