fixes the problem of 'Command tools/with_venv.sh pip install --upgrade pip failed.' In the process adopted install_venv_common.py. Note setup.sh is currently commented out.
support for keystone context in request
creating a request context after token authorization that contains user particulars such as tenant-id, user-id etc
using Middleware from api.middleware.__init__, just what we need. Added debug middleware to the __init__ file. Also extended copyright range from 2011-2012.
do not need wsgi, using Middleware class from barbican.api.middleware.__init__.py
put back the copyright range to that of the original copied file .. instead of the incremented 2013
Merge pull request #87 from mkbhanda/master

fixed install of virtual environment on ubuntu