Update out.cpp

Fixed a bug with the cv::format(cv::Mat, ...) method for matrices with only one row

see http://answers.opencv.org/question/21201/cvformat-does-not-format-the-way-it-should/?answer=23945#post-id-23945 for details
increase epsilon for MOG2::getBackgroundImage test:

it uses float arithmetics
Merge pull request #2541 from JinoBetti:2.4
fixed C4505
doc typos
Merge pull request #2548 from jet47:gpu_mog2_test
Merge pull request #2551 from ilya-lavrenov:ocl_nonfree
Merge pull request #2553 from ilya-lavrenov:typo
OpenCV version++. OpenCV Manager version++.
Merge pull request #2554 from asmorkalov:ocv_249_version
disable gpu::GeneralizedHough compilation on gcc 4.7
disable GeneralizedHough tests on gcc 4.7
Merge pull request #2572 from jet47:gpu-generalized-hough
fix condition in CV_OperationsTest::operations1()
Fix typos in old python wrapper documentation(Bug #3628)

Fixed spelling of CV_INTER_LINEAR flag in geometric_transformations.rst
Added cloud shading support - additional normals array is used
Corrected bug #1437. Corrected the cast of two short values from an lParam. lParam contains two signed-short, the position can be negative when another mouse event happens with a mouse_move (mouse_click, etc.)
The Microsoft documentation specifies NOT to use LOWORD and HIWORD macros to extract the x/y positions as it won't work correctly with multiple monitors. See http://msdn.microsoft.com/en-us/library/windows/desktop/ms645607(v=vs.85).aspx.
fix typo in test_cameracalibration
Merge pull request #1 from Itseez/2.4

2.4
remove unused variable in loadFromXML()