workaround for AMD bug: UNREACHABLE EXECUTED
Merge pull request #1829 from SpecLad:config-components-libs
Merge pull request #1833 from SpecLad:fix-qt-sample
fix for supporting 64-bit architecture
Merge pull request #1836 from ilya-lavrenov:ocl_norm_workaround
perf report: summary.py: added --progress mode
Merge pull request #1834 from SpecLad:svm-copy-ctor
Merge pull request #1776 from philippefoubert:merge_upstream_2.4_ximea
Merge pull request #1795 from alalek:perf_report_progress
added extra parameters to ocl::cvtColor performance test
Merge pull request #1838 from alekcac:ios64_fix
Merge pull request #1840 from ilya-lavrenov:ocl_cvtColor
Fixes of some memory leaks
Package selection for Tegra 4i fixed. Initial Tegra5 support added.
Fixed bug in report #3346
Wrong example at the visual studio tutorial. Fixed link, fixed sample
content and renamed to a more sensible name. Also fixed a wrong link in the
actual display_image tutorial.
VFPv4 detection implemented. Some Tegra5 related updates.
ocl: multi-threading: fix bug in intialization
ocl: multi-threading: opencl buffer memory guard
Some hacks to build and run OpenCL on Qualcomm S800.

Some of functions were enabled on Qualcomm S800 by changing grid size;
OpenCL kernel grid size unification for different platfroms;
Test pass rate improvements by inclreasing threshold;
Some tests were disabled for Android;
run.py was adopted for devices with brackets in in name.