Signup email verification

[idosius]

User Story

As a user
I want to verify my email
So that no one can fake my identity

Acceptance Criteria

Given that I go to the website
When I signup
Then I should get a verification email
When I try to login without verification
Then I should receive an error message accordingly
When I click the link in the verification email
Then I should be redirected to a page confirming my verification
When I try to login now
Then I should be able to do so successfully