Fix for venv : when installing the build-packages in the venv, we should the entire pathname. This will prevent situations where some install rules can get over-written
Fix for venv : when installing the build-packages in the venv, we should the entire pathname.
This will prevent situations where some install rules can get over-written

Change-Id: I1160326248b8c5f940571010f7ac42fc4f59f4fc
Partial-Bug: 1428271

dirkmueller/contrail-build