add travis config

.travis.yml

+language: python
+virtualenv:
+  system_site_packages: true
+env:
+  matrix:
+    - DISTRIB="ubuntu" PYTHON_VERSION="2.7"
+    # This environment tests the oldest supported anaconda env
+    - DISTRIB="conda" PYTHON_VERSION="2.7" NUMPY_VERSION="1.7.1"
+    # This environment tests the newest supported anaconda env
+    - DISTRIB="conda" PYTHON_VERSION="3.4" NUMPY_VERSION="1.8.1"
+install: source continuous_integration/install.sh
+cache: apt
+script: nosetests

continuous_integration/install.sh

+#!/bin/bash
+# This script is meant to be called by the "install" step defined in
+# .travis.yml. See http://docs.travis-ci.com/ for more details.
+# The behavior of the script is controlled by environment variabled defined
+# in the .travis.yml in the top level folder of the project.
+
+# License: 3-clause BSD
+
+set -e
+
+# Fix the compilers to workaround avoid having the Python 3.4 build
+# lookup for g++44 unexpectedly.
+export CC=gcc
+export CXX=g++
+
+sudo apt-get update -qq
+sudo apt-get install fonts-droid
+
+if [[ "$DISTRIB" == "conda" ]]; then
+    # Deactivate the travis-provided virtual environment and setup a
+    # conda-based environment instead
+    deactivate
+
+    # Use the miniconda installer for faster download / install of conda
+    # itself
+    wget http://repo.continuum.io/miniconda/Miniconda-3.6.0-Linux-x86_64.sh \
+        -O miniconda.sh
+    chmod +x miniconda.sh && ./miniconda.sh -b
+    export PATH=/home/travis/miniconda/bin:$PATH
+    conda update --yes conda
+
+    # Configure the conda environment and put it in the path using the
+    # provided versions
+    conda create -n testenv --yes python=$PYTHON_VERSION pip nose cython \
+        numpy=$NUMPY_VERSION
+    source activate testenv
+
+
+elif [[ "$DISTRIB" == "ubuntu" ]]; then
+    # Use standard ubuntu packages in their default version
+    sudo apt-get install -qq python-numpy cython
+fi
+
+pip install -r requirements.txt --use-mirrors
+
+python --version
+python -c "import numpy; print('numpy %s' % numpy.__version__)"
+python setup.py build_ext --inplace
+ls /usr/share/fonts/truetype/
+ls /usr/share/fonts/truetype/droid

requirements.txt

 Cython>=0.19.1
-PIL>=1.1.7
+Image>=1.1.7
 numpy>=1.7.1