Iteration 3

Included firebase.
Authentication funcionalites.
Upgraded chat.
Events are now requested from firebase.

Iteration 2

Value and Effort.
Acceptance Tests.
Removed redundant user stories.
Upgraded app (refactored code and new features).
Started working on chat and sessions.

Iteration 1

Basic Flutter application with most of the main pages implemented.
User stories.
Mockups.