DottedDict tests

Signed-off-by: Carlos Escribano Rey <carlos@markhaus.com>
Refactoring

Signed-off-by: Carlos Escribano Rey <carlos@markhaus.com>
Files for pipy

Signed-off-by: Carlos Escribano Rey <carlos@markhaus.com>
Signed-off-by: Carlos Escribano Rey <carlos@nettoys.es>