Each project is able to extend the business template list require to
enable configurator tecnologies into the instance.

As same as ERP5, use flavour "configurator" will install configurator
business templates.

This change permit the small projects determinate their cluster
configuration without require to write new recipes.

-Use last four existing databases already created for test suite.

lxml is available on pypi so direct there.

Avoid using any meta-information, as they direct to lxml.de site, which is
down really often.

lxml is available on pypi so direct there.

Avoid using any meta-information, as they direct to lxml.de site, which is
down really often.