This test program solves the benchmark problem of fluid-structure
interaction modelled by Navier-Stokes Equations (for the fluid) and
large deformation elasticity (for the solid), with the full equation
being described by a Unified Continuum formulation described in:

http://www.nada.kth.se/utbildning/grukth/exjobb/rapportlistor/2007/rapporter07/stockli_michael_07010.pdf

- 2D benchmark problem (with 3 cases of parameters) described in the
  paper "A Monolithic FEM Solver for ALE Formulation of Fluid
  Structure Interaction with Configurations for Numerical
  Benchmarking" by Hron, J.; Turek, S:
  
  http://www.mathematik.uni-dortmund.de/lsiii/static/ref_40002690.bibtex
