This reverts commit 54d68da8.

work on #2100: pyopencv_to functions now can receive argument information through ArgInfo structure. Non-contiguous input numpy arrays are copied. In case of non-contiguous output array the TypeError is thrown.

Issue #2231: Attempt to fix segfault, when copying labels. LDA needed to be updated to generate the Wrapper correctly.

rewritten feature_homography.py using it
added plane_ar.py - simple augmented reality sample

add channel 3 support
add fast way Between CPU and GPU for the data which is aligned

Signed-off-by: yao <bitwangyaoyao@gmail.com>

facerec.cpp: Removed Original LBP wrapper, because it is not in use and therefore generates a warning.

facerec.cpp: Added an exception to the LBP extraction, so now a meaningful exception is thrown if the wrong image type was given. Thanks to Eric Christiansen for reporting.

Android 4.1.1 native camera fix. BufferQueue class is used instaed of Surface texture. Includes in cmake updated.

FaceRecognizer supports updating a model now. Documentation has been updated to reflect latest changes.

building descriptor index on target capture
simple AR experiment (work in progress)