python: hack for running pythonbridge from a build dir
python: hack for running pythonbridge from a build dir

Change-Id: I1052e5615a612d39cc1bfb04fd0372b4e0c5dc03
Reviewed-on: http://gerrit.aldebaran.lan/40593
Reviewed-by: dmerejkowsky <1e4b13000fa8777df4cefd2fd8215187e3deb062@aldebaran-robotics.com>
Tested-by: vpaleologue <cb19838a79eb484e12a6960acfbf7c16dfdb80d9@aldebaran-robotics.com>

bsautron/libqi,aldebaran/libqi,aldebaran/libqi,vbarbaresi/libqi,aldebaran/libqi