v3.0.0

Changelog

484bc49 Account flag is not required if there is only 1
8c4800d Add admins command group
6a5beb8 Automatically poll for token during login
8d03e7b Bump to newer Go version
5ebe275 Improve table formatting on auth accounts cmd
7735116 Major auth refactor w/ built-in admin users
24ed322 Merge branch 'auth-revamp'
da7862e Prompt user to re-login on token refresh error
5ffc859 Removed short names for uncommon flags
53d6373 code cleanup
ed70a2e create cluster creates region if it does not exist
26fd1b1 update text styles