Add: More parameters for operators, virtuos import finished, sequences for voxelizer. TODO: Common output types, defaults parameter implementation
Add:  defaults for optional args in operators #78
add: vtk reader in IOHelper: error messages if file was not found
 image grid creation unified, Refactoring
Refactoring: All miscmesh operators use IOHelper for loading.
Add: c++ Tests for MiscMeshOperators.cpp
CMake: testdata path fix
Cleanup #includes
Merge branch 'master' into more_parameters
CGAL operator build fix
Refactoring: All miscmesh operators use IOHelper for loading & c++ examples
Linux build fix: boost all_trim removed
VTK 6.1 fixes
VTK 6.1 fixes for image reading.
Fix for  inifinite amount of error message in Bunny VoxMesh (case 5, run_example.py) #84
New Voxel Meshing Example (without hole in input data)
VTK 6.1 voxelizeOperartor fix
Merge branch 'more_parameters'