[WIP] My account section : address book

Hi guys !

The goal of this PR is to create the third part of the account section : the address book.

This PR refers to the following discussion #88 and its aim is to continue the work that winzou could not finish (PR #164).

Features : 
 * list all my addresses
 * add an address
 * edit an address
 * delete an address
 * set an address as default billing address
 * set an address as default shipping address