A user wants to close an account

[ldrojas]

A user wants to close the account.

Steps:

• A user goes to settings and requests to close the account.

• A user must confirm using the password.

• A user will receive an email confirming the account is closed.

• A user is unsubscribed from emails.

• Data will be stored for 90 days and then will be deleted.

• A user reopens the account with previous data.

• [x] Front-end #737 - #807

• [x] Backend #738

• [x] Unsubscribe emails #147

[leisterfrancisco]

Solved by https://github.com/eoscostarica/lifebank/pull/817