npr quotable on centos 6.md

install quotable on CentOS 6.5

# install system dependencies: ffi and ssl
sudo yum install libffi-devel # assumming openssl-devl is installed.

# clone project
git clone https://github.com/nprapps/quotable.git 
cd quotable

# assumming node.js and npm are installed, install these:
npm install less universal-jst -g --prefix node_modules # must use -g and --prefix

# create python virtual environment called venv
virtualenv-2.7 venv
. venv/bin/activate

# install python dependencies
pip install -r requirements.txt
pip install pyopenssl ndg-httpsclient pyasn1 copytext

# build
fab update_copy
fab render

# test
cd www
python -m SimpleHTTPServer