Which also happens to align the non-Debian specific variables
with the ones used by upstream CMake.
(cherry picked from commit b8c60234c3)
Conflicts:
cmake/OpenCVPackaging.cmake
They don't actually do anything. And even if they did, all components are
enabled by default, anyway.
(cherry picked from commit 49fe496914)
Conflicts:
cmake/OpenCVPackaging.cmake
Env setup for testing package implemented using /etc/profile.d;
Variable with path for all native samples added;
Path for test binaries and test data updated.