Added presets for Liver.
Merged in code from smistad/unstable
Merge branch 'unstable' of github.com:smistad/Tube-Segmentation-Framework
Fixed conflict.
Merge branch 'unstable' of github.com:smistad/Tube-Segmentation-Framework
Merge branch 'unstable' of https://github.com/smistad/Tube-Segmentation-Framework
made setting CMAKE_MODULE_PATH nondestructively
Merge branch 'master' of github.com:SINTEFMedisinskTeknologi/Tube-Segmentation-Framework
Merge branch 'master' of github.com:smistad/Tube-Segmentation-Framework
Merge branch 'master' of github.com:smistad/Tube-Segmentation-Framework
Merge branch 'master' of github.com:smistad/Tube-Segmentation-Framework
updated OCL utilities
removed hp from cmake lists
updated OCL utilities
updated header includes