Add team management page component

[nihaals]

Blocked by:

• How to handle client side routing/links #42

This includes:

• A list of teams the user is in
• A link to each individual team's settings page
  • Ability to add members
  • A list of members
    • Shows role for each member
    • If current user is owner, show a kick button
    • A leave button
    • A disband button (if the current user is an owner)