Merge pull request #34 from kerautret/update0.8

Update0.8
Merge pull request #35 from kerautret/update0.8

edit
improving 3dCurvatureViewer args
export arg improve
add export in 3dCurvatureViewerNoise and other fixing args
typo
Merge branch 'master' of github.com:kerautret/DGtalTools
Adding options to force fixed point in thinning
removing unused variables in 3dCurvatureViewer
Merge pull request #39 from jlevallois/improveArgs

Removing unused variables in 3dCurvatureViewer
Merge pull request #118 from kerautret/improveArgs

Improve args in 3dCurvatureViewer and 3dCurvatureViewerNoise
Merge pull request #120 from kerautret/homotopicThinning

Homotopic thinning