Do not ignore errors in cydpm.pred_prob
Merge pull request #1 from pi/safer-dpm

Do not ignore errors in cydpm.pred_prob
Gracefully handle degenerate spaces in chi-squared test
add option to build without cython modules
do not assume cython modules are available
skip tests where comp model is not available
update readme
fix import error in test_xrp
Merge pull request #3 from pi/optional-cython

Optional cython
Merge pull request #2 from pi/safe-testing

Gracefully handle degenerate spaces in chi-squared test
Do not require cython module
Merge pull request #25 from priorknowledge/fix-install-without-cython

Do not require cython module
Clear space for 2.0 branch
Initial commit of version 2.0, including dd datatype
Tweak licence to reflect 3 clauses
Reformat README
Reformat README
Remove boilerplate license
Flesh out c++ sampling interface
Add travis yaml.