Avoid useless impossible import by putting confpsec in a dedicated file

- bugfixes in connection string generator
- bugfixes in garbage collection of opened connections

- Replaced a self. by cls. in leobject
- Changed default value for runtest option

- Changed the way of instanciating results object in get (using __new__ )

Now it support -v and -f options (kind of dirty support for the moment...)

Now an instance is created, tests are copied in it and the run

Conflicts:
	lodel/leapi/leobject.py
	lodel/leapi/query.py

The first ones will be the functions used for the setup and teardown of the datasource based tests

This is used for the tests that needs to have access to a connection to be able to drop the test databases