Logged-in users

[kikito]

A logged in user is a regular account.

CANS:

• Attend to future meetings
• Comment on meetings
• Edit and delete their comments
• Change password/login access
• Logout

CAN NOTS:

• Attend to past meetings
• Create/edit/delete meetings
• Edit or delete other's comments
• Alter any account's admin status.

Ideally, users should have an avatar (bonus points: gravatar. Tier 2: be able to change their avatar even if we have gravatar).