* ui: Various CSS amends
1. Split out %icon-definition from %composite-row
2. Add hover effect to node listing
3. Fix up proxy level list components
4. Rename our various pills to use a 100-900 scale
5. Reogranize other icon related things (consul-kind and
consul-external-source)
* Fix up upstream test
* Remove curly brackets and pass through attributes
* yarn upgrade and part manual deps upgrade of non-problematic things
* from-entries from ember-composable helpers receives an array
* PowerSelect destruction bug seems to be fixed upstream
* Ensure all policies have a default 0 date for ember-c-h upgrade
sorting no longer works correctly unless CreateTime has a value
PRs #7610 and #7962 changed the locations/URLs for the gateway docs
which results in a HTTP 404 Not Found being returned when accessing
the previous URLs.
Update URLs for gateway docs to point to new URLs.
PR #8243 adds corresponding redirects on consul.io.
* Return all services except Proxies
* Add Gateway icon to the codebase
* Create and implement ConsulExternalSource component
* Fix tests to work with new mock data and add a Gateway test
* Update consul-api-double to 2.14.3
John Cowen
Blake Covarrubias
Kenia