supp test in move cursor (bug appears only after computing pith and sliding cursur on max )
cleaning
Merge pull request #35 from kerautret/debugCursor

Debug moveCursor when the slide cursor was on max.
Small error in product operator of two points !
Merge pull request #36 from kerautret/debugExport

Small error in product operator of two points !
updating code for DGtal 0.6
updating code for DGtal 0.6
Merge pull request #37 from kerautret/debugDGtalVisu

updating code for DGtal 0.6 (now incompatible with previous versions)