We can now get the contact list of the user.
Need to complete the Contact class and try to get some information on the
mobile contact directory.
<menu xmlns:android="http://schemas.android.com/apk/res/android">
<item android:title="Creer ou Editer un compte" android:id="@+id/account_edit"/>
<item android:title="L'equipe Beem" android:id="@+id/account_about"/>
</menu>