All GUI features switched to PyQt5. This version provides a native support for MSVC++ compiler
(DAE Tools now available on Windows with python 3.5 and 3.6). Boost and solver librares
updated to the latest versions. Python versions supported: 2.7, 3.4, 3.5 and 3.6.
The new version brings: a major revision of the support for Finite Elements,
updated support for optimisation problems and optimisation solvers,
Tutorials reorganised and split into four sections with two new ones: Chemical Engineering and
Chemical Engineering Optimisation Examples, and many new features.