Remove old rest API as it will be replaced by hal implementation
  slapos_web: portal_slapos_rest_api is deprecated, remove related JavaScript.

The services where unified.

ansible1.9.noarch is not available on CentOS, so just install standard
ansible. It is >=2.x, but erp5-standalone.yml playbook works with it.

/reviewed-on !33

   Since the introduction of UserId every person document has reference set, so this condition never matches.

  The API require a valid user with login

  Only invoke the script on configurator tests, to prevent some properties (like memcache information),
  be overwriten by the initialisation.

  This test aims to test the constraints

Reimplement promise alarm as constraint.

  This part is handled automatically by the site creation.

slapos_configurator: Create a single script to define the inital list of BT5 between the configurator and the upgrader.