Merge branch 'master' of https://github.com/vmtk/vmtk
removed log in vtkvmtkBoundaryLayerGenerator
Added new colormaps in vmtkcenterlineviewer, vmtkmeshviewer,vmtkpathlineanimator and vmtksurfaceviewer: cooltowarm (default), rainbow, blackbody and grayscale. Added the possibility to set NumberOfColors (default 256)
Merge pull request #114 from daron1337/develop

New colormaps and removed a log in vtkvmtkBoundaryLayerGenerator