NF: Adding continuous integration with Travis.

.coveragerc

@@ -0,0 +1,7 @@
+[run]
+branch = True
+source = MRS
+include = MRS
+omit = */setup.py
+[report]
+include = MRS

.travis.yml

@@ -0,0 +1,37 @@
+# vim ft=yaml
+# travis-ci.org definition for nipy build
+#
+# We pretend to be erlang because we need can't use the python support in
+# travis-ci; it uses virtualenvs, they do not have numpy, scipy, matplotlib,
+# and it is impractical to build them
+language: erlang
+env:
+    # Enable python 2 and python 3 builds. Python3 available in Ubuntu 12.04.
+    - PYTHON=python PYSUF=''
+install:
+    - sudo apt-get update
+    - sudo apt-get install $PYTHON-dev
+    - sudo apt-get install $PYTHON-numpy
+    - sudo apt-get install $PYTHON-scipy
+    - sudo apt-get install $PYTHON-setuptools
+    - sudo apt-get install $PYTHON-nose
+    - sudo apt-get install $PYTHON-matplotlib
+    #pypi installs:
+    - sudo easy_install$PYSUF nibabel 
+    - sudo easy_install$PYSUF traits
+    - sudo easy_install$PYSUF networkx
+    - sudo easy_install$PYSUF nipype 
+    - sudo easy_install$PYSUF nitime 
+    # Temporary solution to travis issue #155
+    # https://github.com/travis-ci/travis-cookbooks/issues/155
+    - sudo rm -rf /dev/shm && sudo ln -s /run/shm /dev/shm
+    - sudo pip install coverage
+    - cd ..
+    - $PYTHON setup.py build
+    - sudo $PYTHON setup.py install
+script:
+    # Change into an innocuous directory and find tests from installation
+    - mkdir for_test
+    - cd for_test
+       cp ../.coveragerc . ;
+        nosetests$PYSUF --with-doctest --with-coverage --cover-package=MRS`$PYTHON -c "import os; import MRS; print(os.path.dirname(MRS.__file__))"` ;