latentsvm caskade

reworked PR 3

comment off #include "opencv2/core/private.hpp". It prevent the project from being referenced from outside the opencv library.

renaming + docs;

comment off #include "opencv2/core/private.hpp". 

comment off #include "opencv2/core/private.hpp". It prevent the project from being referenced from outside the opencv library.

adas fix

Adaptive manifold filter improvements

adding more clear documentation

Adjusted test cases for SURF_CUDA, using new APIs

datasets module: enhancements

Fixed some existing doxygen warnings

Java wrappers for bioinspired module

Bugfix: NNs not found due to precision error.

quickly corrected the previous refactoring of features2d/xfeatures2d

quickly corrected the previous refactoring of features2d/xfeatures2d: moved from set(SOME_PROP, val) to setSomeProp(val)

Refactored features2d & xfeatures2d

datasets module: PR for adding benchmarks and renaming module from datasetstools

Registration sample: adapt to xfeatures2d