let citizens donate in local QF rounds

[tomislavmamic]

First usage of the app will be grants. User can see grant programs in which he can participate. He can then either submit a project or

Feature: Donate to projects
  As a citizen
  I want to put projects in my cart
  Because I want to manage grantees before I check out

  Scenario: User check out proposals
  Scenario: User adds proposals to the cart
  Scenario: User completes the checkout and payment