Helix auth nits

[nessie993]

• Add name to registration
• Allow updating name in the user's profile
• Ability to reset account through the CLI without SMTP
• In safari login component is not getting displayed
• Projects page is failing when not logged in, should just show some helper info
• QA page is failing when not logged in
• disable registration option (env var probably)
• implement invite feature

[chocobar]

Registering a user who is already registered results in a 409. Just need to wrap this up into a nicer message on the UI.

[chocobar]

• We need to work out password resets when no email provider is configured, like local installs and demo clusters. Right now it always fails silently when no email provider is available.