Fix CementiteAnalysis.ipynb - by adding np.squeeze()
Fix CementiteAnalysis.ipynb - by adding np.squeeze()

It has to be "fig.gca().plot(result['T'], np.squeeze(4.0 * result['heat_capacity']))" rather than "fig.gca().plot(result['T'], 4.0 * result['heat_capacity'])"
tkphd/pycalphad,tkphd/pycalphad,tkphd/pycalphad