Those 2 scripts lack unit test

   * Use single API
   * Unify usage of _simulateScript with the mixin

  This script is a copy the one on product/ERP5/bin/bigfile_client_example.py

   By respecting the dependencies, it is possible to use it on development
   environments to speed up a bit the setup.

  This code was unused since 7 years ago when it was written.

    If the user has just archived OSO, it means he destroyed everything (also).

   It allow us to use renderjs_runner UI for develop and run tests.

   You can create a Contract-Like Invitation, which a preset configuration to be applied into a cloud contract whenever the user input the Token or access it via a specific URL.

   WIP: Squash futher implemenations into this one

    Maximum Invoice Delay defines the delay after due date
    Maximum Invoice Credit defines the max amount after the due date before stop the instances.