Fixing std:: in PGMWriters
Kanungo noise model
Assignable done
minor edit
Merge pull request #578 from dcoeurjo/PGMWriter

Fixing missing std:: in PGMWriters
Adding visualisation with board3DTo2D in exampleArithDSS3d
update doc for Display3D (new) primitives
 doc updates
Merge pull request #579 from dcoeurjo/kanungo

Kanungo noise model
debug test comp debian
debug test comp debian
debug test comp debian
debug test comp debian
Merge pull request #584 from kerautret/debianBugComp

Debian bug comp
Merge pull request #583 from kerautret/smallUpdates

Small updates
minor edit
Merge branch 'FixUpShapes' of github.com:jlevallois/DGtal into FixUpShapes
Merge branch 'master' into FixUpShapes