Adding a class *LagrangeInterpolator* that interpolates a GenericFunction fast onto a Lagrange function space.
Changing order of arguments in interpolate and adding unittest to /test/unit/test.py
fix to cmake script when DOLFIN_SKIP_BUILD_TESTS is set
Merge branch 'mliertzer/convert_2d_disspack_mesh' into next
Merge branch 'johanhake/multistage' into next
Merge branch 'master' into next
Merge branch 'garth/update-petsc-ksp-interface' into next
Merge branch 'garth/update-petsc-ksp-interface' into next
Merge branch 'garth/update-petsc-ksp-interface' into next
Merge branch 'nschloe/belos' into next
Merge branch 'garth/fix-bench-poisson-file-size' into next
Merge branch 'garth/fix-bench-poisson-file-size' into next
Merge branch 'martinal/fix-issue-268' into next
start working on tao-in-petsc.
fix issues on enable_petsc_tao and updating demos and tests
remove FindTao cmake module
tiny fix
add Neumann and Dirichlet bcs to demo-dg-poisson
change n and h in Poisson.ufl
Merge branch 'johanhake/fix-swig-3.0' into next