Add comment that demo is work in progress
Some round-off error tolerance adjustments in foo_in_bbox functions
Some more roundoff-fixes
Add new classes CCFEMForm and CCFEMAssembler
Add some functionality to CCFEM classes
Merge branch 'master' into logg/topic-ccfem
Work on data structures and dofmap for CCFEM function space
Compute sparsity pattern for CCFEM function space
More work on CCFEM sparsity pattern building and assembly. Basic
functionality in place (but still very incomplete).
Some work on vector assembly
Add new class CCFEMFunction for storing CCFEM function with parts
on different meshes
Interface for accessing CCFEMFunction parts and shared pointer fix
Improve unit test for closest_entity to avoid issues with GCC 4.8.
Some improvements in bounding box code find while debugging
Disable experimental demo
Merge branch 'logg/topic-ccfem'

Conflicts:
	demo/documented/stokes-mini/dolfin_fine_subdomains.xml.gz
	demo/documented/stokes-stabilized/dolfin_fine_subdomains.xml.gz
	demo/documented/stokes-taylor-hood/dolfin_fine_subdomains.xml.gz