starting backport from imagene
end of backport of uComputeInterior from ImaGene with new test
Adding flag to append resulting boundary linels
Merge branch 'master' of github.com:DGtal-team/DGtal into CompSurfaceInterior
comment and name change+ test ok
Merge branch 'master' of github.com:DGtal-team/DGtal into CompSurfaceInterior
add image for illustrates FC/interpixel
Improve doc descript
remove fig and add notes about the shift
Merge pull request #799 from kerautret/CompSurfaceInterior

Comp surface interior