'Return list of editable fields currently shown on page.'

@property
def editable_fields(self):

    self.wait_for_ajax()
    self.wait_for_element_visibility('.u-field-username', 'username    is    not    visible')
    fields = ['country', 'language_proficiencies', 'bio']
    return [field for field in fields if self.field_is_editable(field)]
