Fix: look for project bin directory in current working directory
Fix: look for project bin directory in current working directory

This allows a globally installed Robo to resolve an executable
installed locally in `vendor/bin` under the current working directory.

Signed-off-by: Antoine Busque <ae2bd44647b696f55beb45429f51ff77b52c26da@pillrcompany.com>

iMi-digital/iRobo,duxet/Robo,iMi-digital/iRobo,iMi-digital/iRobo,duxet/Robo,Codegyre/Robo