Add complementary uComputeExterior and update test with also freemanchain wich was the exterior of the shape
Addition of example ctopo-fillContours.png
Changelog and doc completion
removing fig file
fix typo upper case letter
merge from master
fix doc warning
update contourS.fc also in  examples/samples
Merge branch 'master' of github.com:DGtal-team/DGtal into SurfaceHelperTutoFillContours
Addition of an new exercice in SurfaceHelper
reloading travis
Merge from master
change uComputeInterior-> uFillInterior with SurfelPredicate and image (test updated)
update example
Merge branch 'master' of github.com:DGtal-team/DGtal into SurfaceHelperTutoFillContours
add option to increment image value in filling
increment fix
Merge branch 'master' of github.com:DGtal-team/DGtal into SurfaceHelperTutoFillContours
fix warning
Basic point functors and test