Merge cgogn:~cgogn/CGoGN
correcting namespace and cmake for Eigen
adding segment/boundingbox intersection test
segment-BB test correction (was ray-BB)
Merge cgogn:~jund/CGoGNTesting

Conflicts:
	CMakeLists.txt
Merge cgogn:~cgogn/CGoGN
dual connectivity of a 3map
implemented decimation with experimental color and lf crit
Add HSL and HSV colour converters.
All channels are now normalized between 0 and 1 for these colour spaces.
Merge cgogn:~kraemer/CGoGN
Merge cgogn.unistra.fr:~kraemer/CGoGN
compute dual app, some changes in Map3MR
Merge cgogn.unistra.fr:~/CGoGN
oups
update mapRender index buffers management (dirty flag)
SCHNApps: debug surface deformation
correction sharing VOLUME embedding during subdivision
Merge cgogn:~kraemer/CGoGN
begin import real OFF files
resolve bug with aligned points in explodeVolumeRender