Revert changes.

Author: mvassilev

CMakeLists.txt

@@ -142,7 +142,7 @@ include(CheckCXXCompilerFlag)
 
 string(TOUPPER "${CMAKE_BUILD_TYPE}" U_CMAKE_BUILD_TYPE)
 
-#set(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/lib; ${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_LIBDIR}")
+set(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/lib; ${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_LIBDIR}")
 
 macro(xeus_cpp_set_common_options target_name)
     if (MSVC)
@@ -167,7 +167,7 @@ macro(xeus_cpp_set_common_options target_name)
 
     if (APPLE)
         set_target_properties(${target_name} PROPERTIES
-            MACOSX_RPATH OFF
+            MACOSX_RPATH ON
         )
     else ()
         set_target_properties(${target_name} PROPERTIES