tree 4a67b5eb5950d5641ebcdf01f323a8f0d57fdb53
parent 419602bb45406140e0447f2edd0d741961fb8e32
author Matthew Treinish <treinish@linux.vnet.ibm.com> 1360952645 -0500
committer Matthew Treinish <treinish@linux.vnet.ibm.com> 1360959610 -0500

Add an update option to run_tests.sh

This commit adds an update option to run_tests.sh. This option
is used to rerun install_venv.py on an already installed venv.
This will then just update out of date packages with pip.

Change-Id: I7da0226a6621ed7120b00eafd8d0ce75c1c2a67b