add opencv to utils cmake

Utils/CMakeLists.txt

@@ -1,7 +1,12 @@
+find_package( OpenCV REQUIRED )
+include_directories( ${OpenCV_INCLUDE_DIRS} )
+
 add_library(Utils utils.cpp)
 set_target_properties(Utils PROPERTIES VERSION ${PROJECT_VERSION})
 target_include_directories(Utils PRIVATE .)
 
+target_link_libraries( Utils ${OpenCV_LIBS} )
+
 set(CPACK_PROJECT_NAME ${PROJECT_NAME})
 set(CPACK_PROJECT_VERSION ${PROJECT_VERSION})
 include(CPack)