Release 0.8

Bug Fixes Base Package Fixing issue on Circulator/IteratorFunctions (related to #770 on MacOS). Kernel Package BinaryPointPredicate is now specialized for DGtal::AndBoolFct2 and DGtal::OrBoolFct2 in order to guarantee that the second computation is not performed when the first point predicate return false (resp. true) with DGtal::AndBoolFct2 (resp. DGtal::OrBoolFct2) (Tristan Roussillon #852). Geometry Package Bug fix in PowerMap construction. (David Coeurjolly, #814) Bug fix in 3d display of StandardDSS6Computer (Tristan Roussillon #854) Topology Package small fix in ImplicitDigitalSurface. (Jacques-Olivier Lachaud, #803) fix examples volTrackBoundary and volScanBoundary for DEBUG mode (Jacques-Olivier Lachaud, David Coeurjolly, #851) New methods to fill the interior/exterior of digital contours (in the Surface class of topology/helpers). (Bertrand Kerautret #827) Graph Package fix examples volDistanceTraversal for DEBUG mode (Jacques-Olivier Lachaud, David Coeurjolly, #851) Image Package Fixing template types in ImageAdapter (David Coeurjolly, #835) Fixing image thresholders (SimpleThresholdForegroundPredicate and IntervalForegroundPredicate) which require CConstImage instead of CImage (David Coeurjolly, #843) IO Bug fix for reading PGM(P2) 3D. (Kacper Pluta, #853) Renaming BasicColorToScalarFunctors namespace to functors:: (David Coeurjolly, #857) Fix OpenGL warnings by redefining openGL primitive (glSphere) (Bertrand Kerautret #981