Add searchInPath in findBin

Change-Id: If115b90c820c3d44a4c0947da1fffa93fcc4064b
Reviewed-on: http://gerrit.aldebaran.lan/47545
Reviewed-by: pdaouadi <pdaouadi@aldebaran-robotics.com>
Reviewed-by: ncornu <ncornu@aldebaran-robotics.com>
Tested-by: ncornu <ncornu@aldebaran-robotics.com>