cmake: add option to workaround issue observed with old CMake
authorAlexander Alekhin <alexander.alekhin@intel.com>
Tue, 12 Dec 2017 15:56:09 +0000 (18:56 +0300)
committerAlexander Alekhin <alexander.alekhin@intel.com>
Tue, 12 Dec 2017 16:00:42 +0000 (19:00 +0300)
commitedadcfa7d97270b984865f4b38bdfba42ad18d9e
tree7a5b155db6face99aa27a855da087747bb50ba87
parentce20efb8e7ef75f83a19c1b9b3976e6511cc002b
cmake: add option to workaround issue observed with old CMake

CMake message contains this: "Invalid escape sequence \"
cmake/OpenCVDownload.cmake