Explicitely state that AnyValue do not support std::vector<bool> specialization.

Change-Id: I16d02863bdfa1c0cca838c5c2c202a13bc0897de
Reviewed-on: http://gerrit.aldebaran.lan/43725
Reviewed-by: jlamotte <jlamotte@aldebaran.com>
Tested-by: jlamotte <jlamotte@aldebaran.com>