• added micropolar model for turbulent fluids (Bender et al., "A Micropolar Material Model for Turbulent SPH Fluids", ACM SIGGRAPH/EUROGRAPHICS Symposium on Computer Animation, 2017)
• added vorticity confinement method
• added fluid emitters
• added partio export for fluid simulations
• updated to Eigen 3.3.4
• bugfixes