use .full() instead of data.todense() to avoid np.matrix
solver returned by splu requires 1d vector
Merge pull request #190 from jrjohansson/fix-steadystate-splu

solver returned by splu requires 1d vector
simplified setup.py by only supporting cythonizing pyx and not shipping C files in release dists
Merge pull request #191 from jrjohansson/simplify-setup

simplified setup.py by only supporting cythonizing pyx and not shipping ...
fix bug in dims attributes of states returned by stochastic solver
fixed syntax error typo
Merge pull request #192 from jrjohansson/fix-stochastic-dims-bug

fix bug in dims attributes of states returned by stochastic solver
Fixed error in code