Update changelog for v2.0
Update changelog for v2.0

Change-Id: Ice7dccc2360bcda69a1930c59ee2618b5e9597cd
Reviewed-on: http://gerrit.aldebaran.lan:8080/12636
Tested-by: gerrit
Reviewed-by: ncornu <13ba26b8f12d26c819f48749c65f2f7f5c1d13db@aldebaran-robotics.com>

dmerejkowsky/qibuild,aldebaran/qibuild,dmerejkowsky/qibuild,dmerejkowsky/qibuild,dmerejkowsky/qibuild,aldebaran/qibuild,aldebaran/qibuild,dmerejkowsky/qibuild,aldebaran/qibuild