Install zipline on ubuntu

zipline_install.md

1. Install needed libraries

sudo apt-get install libatlas-base-dev python-dev gfortran pkg-config libfreetype6-dev cython
pt-get install libhdf5-serial-dev

1. Create python virtual_env
2. chenage to virtaul env
3. Install table -- crashes during zipline install

export HDF5_DIR=/usr/lib/x86_64-linux-gnu/hdf5/serial/ 
pip install tables
pip install zipline