Begining of modifications (class Feature)
Amelioration of the feature class
Fix two bugs: in Dataset and AdaptativeDatabase
Add major colors distance to the feature vector
Major color: Convertion to the Lab space color (more efficient than RGB
for distance computation)
The major color is now a Vec3 instead of a Scalar
Merge pull request #1 from Conchylicultor/featureGeneric

Feature generic