Double requirement given

[soasme]

[app-stag01] run: sh ./install.sh
[app-stag01] out: Setting up virtualenv
[app-stag01] out: /usr/bin/python
[app-stag01] out: New python executable in /home/deploy/www/openids-staging/releases/160325-101908/venv/bin/python
[app-stag01] out: Installing setuptools, pip, wheel...done.
[app-stag01] out: Installing openids
[app-stag01] out: Ignoring indexes: https://pypi.python.org/simple
[app-stag01] out: Double requirement given: wheel==0.24.0 (from -r /home/deploy/www/openids-staging/releases/160325-101908/.beeper-data/requirements.txt (line 29)) (already in wheel, name='wheel')
[app-stag01] out: Done.
[app-stag01] out:

[soasme]

Since wheel appears in both .beeper-data/virtualenv_support and .beeper-data, it's a possible way to abort building flow and let user resolve conflicts in requirements.txt.