0.1:  
The initial release of SyFi. Only Lagrangian elements and 
element matrices for the Poisson problem has been 
implemented (in a nice way) so far. 

0.2
Added Bernstein polynomials, the Crouzeix-Raviart element, the Raviart-Thomas
element, Python support and the computation of the Jacobian of a nonlinear
convection diffusion problem based on symbolic differentiation. 

