Object: allow construction from implementation class
Object: allow construction from implementation class

The object will bounce on the sync proxy, which should now be implemented
by bouncing on the async one.

Change-Id: I023753f1eb8b1bebd29c17135bcc032bcdb31070
Reviewed-on: http://gerrit.aldebaran.lan/69162
Reviewed-by: jlamotte <70353e7b0c7d18b7fc75605daf0ccba69fcd3222@aldebaran.com>
Tested-by: vpaleologue <cb19838a79eb484e12a6960acfbf7c16dfdb80d9@aldebaran-robotics.com>

aldebaran/libqi,aldebaran/libqi,aldebaran/libqi