Merge branch 'interface.include.dirs' into hunter-3.0.0

Author: ruslo

cmake/templates/OpenCVConfig.cmake.in

@@ -177,6 +177,16 @@ if(OpenCV2_INCLUDE_DIRS)
   endif()
 endif()
 
+if(NOT CMAKE_VERSION VERSION_LESS "2.8.11")
+  # Target property INTERFACE_INCLUDE_DIRECTORIES available since 2.8.11:
+  # * http://www.cmake.org/cmake/help/v2.8.11/cmake.html#prop_tgt:INTERFACE_INCLUDE_DIRECTORIES
+  set_target_properties(
+      opencv_core
+      PROPERTIES
+      INTERFACE_INCLUDE_DIRECTORIES "${OpenCV_INCLUDE_DIRS}"
+  )
+endif()
+
 # ==============================================================
 #  Check OpenCV availability
 # ==============================================================