fixing elements
Merge branch 'master' of https://github.com/MiroK/ns-fenics

Conflicts:
	doodles/mixed/data.txt
	doodles/mixed/solve.py
Merge branch 'master' of https://github.com/MiroK/ns-fenics

Conflicts:
	doodles/mixed/data.txt
	doodles/mixed/elements.py
testing, Cylinder - hard time to get von-Karman
LCylinder crashes
solvers for cylinder should be okay now
Merge branch 'master' of https://github.com/MiroK/ns-fenics

Conflicts:
	doodles/mixed/.gitignore
	doodles/mixed/meshes/l-cylinder.msh
cleanup