fix typo in linux tutorial
optimized cv::warpAffine
minmaxloc
optimized cv::norm with NORM_INF
fixed calculation method of "cv::TickMeter"
optimized cv::norm with 2 args
optimized cv::norm with NORM_RELATIVE
fixes
Merge pull request #2818 from StevenPuttemans:fix_linux_tutorial
Merge pull request #2834 from atinfinity:pullreq/140606-TickMeter-2.4
fixed warnings
fixed possible runtime error
bixed cv::boxFilter
Merge remote-tracking branch 'origin/2.4' into merge-2.4

Conflicts:
	modules/contrib/src/spinimages.cpp
added norm_inf support to minmaxloc kernel
Merge pull request #2838 from ilya-lavrenov:tapi_warnings
Merge pull request #2841 from SpecLad:merge-2.4
fixed defects found by coverity scan
changed power in cv::pow test to test actual kernel
Merge pull request #2835 from ilya-lavrenov:defects