431729 : don't try to preconfigure projects with real configurators

Signed-off-by: Fred Bricon <fbricon@gmail.com>
Use new m2e dev build update site

Signed-off-by: Fred Bricon <fbricon@gmail.com>
Fix running tests on OSX

Signed-off-by: Fred Bricon <fbricon@gmail.com>
409856 : disable m2e-wtp

Signed-off-by: Fred Bricon <fbricon@gmail.com>