Adding tools for integral invariant curvature estimation
small edits debug
remove warnings
options display...
Merge pull request #39 from kerautret/SmallDebug

Small debug
change log
tiny edits
Merge pull request #40 from kerautret/release0.6

change log
update readme
update readme
DGTAL0.6 required
some debug fill not work in displayContours and FC
Merge pull request #41 from kerautret/displayContourFILL

some debug fill not work in displayContours and FC