Add green to be able to run unit test and radish-bdd to be able to run bussiness driven development

like scenarios.

For run unit test a command line like this will be use:

    bin/green -d database_name -- parts/module

where database_name is the name of the database used to hold the test and module is the odoo module to test

For run bdd test a command line like this will be use:

    bin/radish -d database_name -- parts/account/account/tests/functional/ -b parts/account/account/tests/functional/radish

where database_name is the name of the database used to hold the test