Adding an export for HOGDetector compatibility.
An SVM train with HOG could export a single vector for HOGDetector.
Fix warning on precision lost due to double to float conversion.
adding sample to train HOG and compare it with default people detector.
Update sample and code with external computation of HOG detector.
Fix compilation issues.
Fix some warning.
Adding missing credit for a function.
Merge remote-tracking branch 'upstream/master' into svm_hog
Fix warnings as errors.
Suppress a space!
Merge pull request #1320 from mbarnach:svm_hog