Added float, uint64, and uchar params to Algorithm
Made changes to work in cv::Algorithm with parameters of these types.
Also fixed SimpleBlobDetector -- now it can be created by
cv::Algorithm::create and it can work with cv::Algorithm::set/get.
Try to fix Mac compilation issue.
The next attempt to fix a build error on Mac.
Removed urequired functions
Changed error message in Algorithm::get.
Added smile detector
Update samples/c/smiledetect.cpp

- Changed to floating neighbor maximum mode
- Fixed some previous errors.
Update samples/c/smiledetect.cpp

Fixed isdigit() Android build error
updated the ocl module introduction
Fix the ocl::cvtColor mismatch on some devices
Merge pull request #540 from hgaspar:244
Merge pull request #541 from bitwangyaoyao:2.4_fixCvtColor
OpenCV Manager preparation to 2.4.4 release
2.4.4 constant added to Manager filter;
Added additional native tests.
Made changes to avoid warnings (Windows compilation).
Merge pull request #542 from asmorkalov:manager_2.4.4_filter
fixed Core_MulSpectrums failure
attempt to make the ultimate fix for the failure in Core_Invert.small
replaced tabs with spaces
Merge pull request #547 from vpisarev:fixes_244
Merge pull request #524 from LeonidBeynenson:add_float_and_unsigned_parameters_to_cv_algorithm