Add option to set surf nOctaves (allow to possibly find larger features if they can meet the hessian threshold.) Tweak code to show average number of features found per image.
Add option to set surf nOctaves (allow to possibly find larger features if
they can meet the hessian threshold.)
Tweak code to show average number of features found per image.


Former-commit-id: 9687304c62c4549e8d0564db6fee5e537fe060ad
UASLab/ImageAnalysis