Update the CPack variables to match the changes in asmorkalov/CMake#1
Update the CPack variables to match the changes in asmorkalov/CMake#1

Which also happens to align the non-Debian specific variables
with the ones used by upstream CMake.

(cherry picked from commit b8c60234c3fa94c31a3e2a72275fefa811c75d5c)

Conflicts:
	cmake/OpenCVPackaging.cmake

opencv/opencv,opencv/opencv,opencv/opencv,opencv/opencv,opencv/opencv,opencv/opencv,opencv/opencv,opencv/opencv,opencv/opencv,opencv/opencv